20009362

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 12494318

約数列:

[1, 2, 29, 43, 58, 71, 86, 113, 142, 226, 1247, 2059, 2494, 3053, 3277, 4118, 4859, 6106, 6554, 8023, 9718, 16046, 88537, 140911, 177074, 232667, 281822, 344989, 465334, 689978, 10004681, 20009362]

約数ペア:

[(1, 20009362), (2, 10004681), (29, 689978), (43, 465334), (58, 344989), (71, 281822), (86, 232667), (113, 177074), (142, 140911), (226, 88537), (1247, 16046), (2059, 9718), (2494, 8023), (3053, 6554), (3277, 6106), (4118, 4859)]