20875401288

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{3967}}^1$

素因数の和:4236

約数の個数: 192

約数和(自身を含む): 66184335360

約数和(自身を除く): 45308934072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 53, 56, 63, 72, 84, 106, 126, 159, 168, 197, 212, 252, 318, 371, 394, 424, 477, 504, 591, 636, 742, 788, 954, 1113, 1182, 1272, 1379, 1484, 1576, 1773, 1908, 2226, 2364, 2758, 2968, 3339, 3546, 3816, 3967, 4137, 4452, 4728, 5516, 6678, 7092, 7934, 8274, 8904, 10441, 11032, 11901, 12411, 13356, 14184, 15868, 16548, 20882, 23802, 24822, 26712, 27769, 31323, 31736, 33096, 35703, 41764, 47604, 49644, 55538, 62646, 71406, 73087, 83307, 83528, 93969, 95208, 99288, 111076, 125292, 142812, 146174, 166614, 187938, 210251, 219261, 222152, 249921, 250584, 285624, 292348, 333228, 375876, 420502, 438522, 499842, 584696, 630753, 657783, 666456, 751752, 781499, 841004, 877044, 999684, 1261506, 1315566, 1471757, 1562998, 1682008, 1754088, 1892259, 1999368, 2344497, 2523012, 2631132, 2943514, 3125996, 3784518, 4415271, 4688994, 5046024, 5262264, 5470493, 5887028, 6251992, 7033491, 7569036, 8830542, 9377988, 10940986, 11774056, 13245813, 14066982, 15138072, 16411479, 17661084, 18755976, 21881972, 26491626, 28133964, 32822958, 35322168, 41419447, 43763944, 49234437, 52983252, 56267928, 65645916, 82838894, 98468874, 105966504, 124258341, 131291832, 165677788, 196937748, 248516682, 289936129, 331355576, 372775023, 393875496, 497033364, 579872258, 745550046, 869808387, 994066728, 1159744516, 1491100092, 1739616774, 2319489032, 2609425161, 2982200184, 3479233548, 5218850322, 6958467096, 10437700644, 20875401288]

約数ペア:

[(1, 20875401288), (2, 10437700644), (3, 6958467096), (4, 5218850322), (6, 3479233548), (7, 2982200184), (8, 2609425161), (9, 2319489032), (12, 1739616774), (14, 1491100092), (18, 1159744516), (21, 994066728), (24, 869808387), (28, 745550046), (36, 579872258), (42, 497033364), (53, 393875496), (56, 372775023), (63, 331355576), (72, 289936129), (84, 248516682), (106, 196937748), (126, 165677788), (159, 131291832), (168, 124258341), (197, 105966504), (212, 98468874), (252, 82838894), (318, 65645916), (371, 56267928), (394, 52983252), (424, 49234437), (477, 43763944), (504, 41419447), (591, 35322168), (636, 32822958), (742, 28133964), (788, 26491626), (954, 21881972), (1113, 18755976), (1182, 17661084), (1272, 16411479), (1379, 15138072), (1484, 14066982), (1576, 13245813), (1773, 11774056), (1908, 10940986), (2226, 9377988), (2364, 8830542), (2758, 7569036), (2968, 7033491), (3339, 6251992), (3546, 5887028), (3816, 5470493), (3967, 5262264), (4137, 5046024), (4452, 4688994), (4728, 4415271), (5516, 3784518), (6678, 3125996), (7092, 2943514), (7934, 2631132), (8274, 2523012), (8904, 2344497), (10441, 1999368), (11032, 1892259), (11901, 1754088), (12411, 1682008), (13356, 1562998), (14184, 1471757), (15868, 1315566), (16548, 1261506), (20882, 999684), (23802, 877044), (24822, 841004), (26712, 781499), (27769, 751752), (31323, 666456), (31736, 657783), (33096, 630753), (35703, 584696), (41764, 499842), (47604, 438522), (49644, 420502), (55538, 375876), (62646, 333228), (71406, 292348), (73087, 285624), (83307, 250584), (83528, 249921), (93969, 222152), (95208, 219261), (99288, 210251), (111076, 187938), (125292, 166614), (142812, 146174)]