20939334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9257}}^1$

素因数の和:9304

約数の個数: 32

約数和(自身を含む): 46660320

約数和(自身を除く): 25720986

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 9257, 18514, 27771, 55542, 120341, 240682, 268453, 361023, 536906, 722046, 805359, 1610718, 3489889, 6979778, 10469667, 20939334]

約数ペア:

[(1, 20939334), (2, 10469667), (3, 6979778), (6, 3489889), (13, 1610718), (26, 805359), (29, 722046), (39, 536906), (58, 361023), (78, 268453), (87, 240682), (174, 120341), (377, 55542), (754, 27771), (1131, 18514), (2262, 9257)]