20016612

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 47720988

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 29, 33, 36, 42, 44, 54, 58, 63, 66, 77, 83, 84, 87, 99, 108, 116, 126, 132, 154, 166, 174, 189, 198, 203, 231, 249, 252, 261, 297, 308, 319, 332, 348, 378, 396, 406, 462, 498, 522, 581, 594, 609, 638, 693, 747, 756, 783, 812, 913, 924, 957, 996, 1044, 1162, 1188, 1218, 1276, 1386, 1494, 1566, 1743, 1826, 1827, 1914, 2079, 2233, 2241, 2324, 2407, 2436, 2739, 2772, 2871, 2988, 3132, 3486, 3652, 3654, 3828, 4158, 4466, 4482, 4814, 5229, 5478, 5481, 5742, 6391, 6699, 6972, 7221, 7308, 8217, 8316, 8613, 8932, 8964, 9628, 10458, 10956, 10962, 11484, 12782, 13398, 14442, 15687, 16434, 16849, 17226, 19173, 20097, 20916, 21663, 21924, 24651, 25564, 26477, 26796, 28884, 31374, 32868, 33698, 34452, 38346, 40194, 43326, 49302, 50547, 52954, 57519, 60291, 62748, 64989, 67396, 76692, 79431, 80388, 86652, 98604, 101094, 105908, 115038, 120582, 129978, 151641, 158862, 172557, 185339, 202188, 230076, 238293, 241164, 259956, 303282, 317724, 345114, 370678, 454923, 476586, 556017, 606564, 690228, 714879, 741356, 909846, 953172, 1112034, 1429758, 1668051, 1819692, 2224068, 2859516, 3336102, 5004153, 6672204, 10008306, 20016612]

約数ペア:

[(1, 20016612), (2, 10008306), (3, 6672204), (4, 5004153), (6, 3336102), (7, 2859516), (9, 2224068), (11, 1819692), (12, 1668051), (14, 1429758), (18, 1112034), (21, 953172), (22, 909846), (27, 741356), (28, 714879), (29, 690228), (33, 606564), (36, 556017), (42, 476586), (44, 454923), (54, 370678), (58, 345114), (63, 317724), (66, 303282), (77, 259956), (83, 241164), (84, 238293), (87, 230076), (99, 202188), (108, 185339), (116, 172557), (126, 158862), (132, 151641), (154, 129978), (166, 120582), (174, 115038), (189, 105908), (198, 101094), (203, 98604), (231, 86652), (249, 80388), (252, 79431), (261, 76692), (297, 67396), (308, 64989), (319, 62748), (332, 60291), (348, 57519), (378, 52954), (396, 50547), (406, 49302), (462, 43326), (498, 40194), (522, 38346), (581, 34452), (594, 33698), (609, 32868), (638, 31374), (693, 28884), (747, 26796), (756, 26477), (783, 25564), (812, 24651), (913, 21924), (924, 21663), (957, 20916), (996, 20097), (1044, 19173), (1162, 17226), (1188, 16849), (1218, 16434), (1276, 15687), (1386, 14442), (1494, 13398), (1566, 12782), (1743, 11484), (1826, 10962), (1827, 10956), (1914, 10458), (2079, 9628), (2233, 8964), (2241, 8932), (2324, 8613), (2407, 8316), (2436, 8217), (2739, 7308), (2772, 7221), (2871, 6972), (2988, 6699), (3132, 6391), (3486, 5742), (3652, 5481), (3654, 5478), (3828, 5229), (4158, 4814), (4466, 4482)]