20177021943

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1151}}^1\times {\mathrm{49943}}^1$

素因数の和:51116

約数の個数: 32

約数和(自身を含む): 32219873280

約数和(自身を除く): 12042851337

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1151, 3453, 10359, 14963, 31077, 44889, 49943, 134667, 149829, 404001, 449487, 649259, 1348461, 1947777, 5843331, 17529993, 57484393, 172453179, 517359537, 747297109, 1552078611, 2241891327, 6725673981, 20177021943]

約数ペア:

[(1, 20177021943), (3, 6725673981), (9, 2241891327), (13, 1552078611), (27, 747297109), (39, 517359537), (117, 172453179), (351, 57484393), (1151, 17529993), (3453, 5843331), (10359, 1947777), (14963, 1348461), (31077, 649259), (44889, 449487), (49943, 404001), (134667, 149829)]