20404579107

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{3323}}^1$

素因数の和:3528

約数の個数: 64

約数和(自身を含む): 31430467584

約数和(自身を除く): 11025888477

約数列:

[1, 3, 11, 33, 37, 47, 107, 111, 141, 321, 407, 517, 1177, 1221, 1551, 1739, 3323, 3531, 3959, 5029, 5217, 9969, 11877, 15087, 19129, 36553, 43549, 55319, 57387, 109659, 122951, 130647, 156181, 165957, 186073, 355561, 368853, 468543, 558219, 1066683, 1352461, 1717991, 2046803, 3911171, 4057383, 5153973, 5778697, 6140409, 11733513, 13155757, 16711367, 17336091, 39467271, 50134101, 63565667, 144713327, 183825037, 190697001, 434139981, 551475111, 618320579, 1854961737, 6801526369, 20404579107]

約数ペア:

[(1, 20404579107), (3, 6801526369), (11, 1854961737), (33, 618320579), (37, 551475111), (47, 434139981), (107, 190697001), (111, 183825037), (141, 144713327), (321, 63565667), (407, 50134101), (517, 39467271), (1177, 17336091), (1221, 16711367), (1551, 13155757), (1739, 11733513), (3323, 6140409), (3531, 5778697), (3959, 5153973), (5029, 4057383), (5217, 3911171), (9969, 2046803), (11877, 1717991), (15087, 1352461), (19129, 1066683), (36553, 558219), (43549, 468543), (55319, 368853), (57387, 355561), (109659, 186073), (122951, 165957), (130647, 156181)]