20197208031

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:950

約数の個数: 192

約数和(自身を含む): 39422476800

約数和(自身を除く): 19225268769

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 49, 57, 61, 77, 91, 133, 143, 147, 183, 209, 231, 247, 273, 399, 427, 429, 539, 627, 637, 671, 741, 793, 829, 931, 1001, 1159, 1281, 1463, 1617, 1729, 1911, 2013, 2379, 2487, 2717, 2793, 2989, 3003, 3477, 4389, 4697, 5187, 5551, 5803, 7007, 8113, 8151, 8723, 8967, 9119, 10241, 10777, 12103, 12749, 14091, 15067, 15751, 16653, 17409, 19019, 21021, 24339, 26169, 27357, 30723, 32331, 32879, 36309, 38247, 38857, 40621, 45201, 47253, 50569, 56791, 57057, 61061, 63833, 75439, 89243, 98637, 105469, 110257, 116571, 118547, 121863, 133133, 151707, 165737, 170373, 173261, 183183, 191499, 204763, 226317, 267729, 316407, 330771, 353983, 355641, 399399, 427427, 446831, 497211, 519783, 528073, 556259, 614289, 624701, 657397, 738283, 771799, 829829, 960811, 1061949, 1160159, 1212827, 1282281, 1340493, 1433341, 1584219, 1668777, 1874103, 1972191, 2214849, 2252393, 2315397, 2477881, 2489487, 2882433, 3480477, 3638481, 3893813, 4300023, 4601779, 5808803, 6725677, 6757179, 7231367, 7433643, 8121113, 8489789, 10033387, 10568921, 11681439, 12490543, 13805337, 15766751, 17426409, 20177031, 21694101, 24363339, 25469367, 27256691, 30100161, 31706763, 32212453, 37471629, 47079739, 47300253, 50619569, 73982447, 81770073, 87433801, 96637359, 110367257, 137395973, 141239217, 151858707, 221947341, 262301403, 331101771, 354336983, 412187919, 517877129, 612036607, 961771811, 1063010949, 1553631387, 1836109821, 2885315433, 6732402677, 20197208031]

約数ペア:

[(1, 20197208031), (3, 6732402677), (7, 2885315433), (11, 1836109821), (13, 1553631387), (19, 1063010949), (21, 961771811), (33, 612036607), (39, 517877129), (49, 412187919), (57, 354336983), (61, 331101771), (77, 262301403), (91, 221947341), (133, 151858707), (143, 141239217), (147, 137395973), (183, 110367257), (209, 96637359), (231, 87433801), (247, 81770073), (273, 73982447), (399, 50619569), (427, 47300253), (429, 47079739), (539, 37471629), (627, 32212453), (637, 31706763), (671, 30100161), (741, 27256691), (793, 25469367), (829, 24363339), (931, 21694101), (1001, 20177031), (1159, 17426409), (1281, 15766751), (1463, 13805337), (1617, 12490543), (1729, 11681439), (1911, 10568921), (2013, 10033387), (2379, 8489789), (2487, 8121113), (2717, 7433643), (2793, 7231367), (2989, 6757179), (3003, 6725677), (3477, 5808803), (4389, 4601779), (4697, 4300023), (5187, 3893813), (5551, 3638481), (5803, 3480477), (7007, 2882433), (8113, 2489487), (8151, 2477881), (8723, 2315397), (8967, 2252393), (9119, 2214849), (10241, 1972191), (10777, 1874103), (12103, 1668777), (12749, 1584219), (14091, 1433341), (15067, 1340493), (15751, 1282281), (16653, 1212827), (17409, 1160159), (19019, 1061949), (21021, 960811), (24339, 829829), (26169, 771799), (27357, 738283), (30723, 657397), (32331, 624701), (32879, 614289), (36309, 556259), (38247, 528073), (38857, 519783), (40621, 497211), (45201, 446831), (47253, 427427), (50569, 399399), (56791, 355641), (57057, 353983), (61061, 330771), (63833, 316407), (75439, 267729), (89243, 226317), (98637, 204763), (105469, 191499), (110257, 183183), (116571, 173261), (118547, 170373), (121863, 165737), (133133, 151707)]