20342374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 34020000

約数和(自身を除く): 13677626

約数列:

[1, 2, 13, 26, 59, 89, 118, 149, 178, 298, 767, 1157, 1534, 1937, 2314, 3874, 5251, 8791, 10502, 13261, 17582, 26522, 68263, 114283, 136526, 172393, 228566, 344786, 782399, 1564798, 10171187, 20342374]

約数ペア:

[(1, 20342374), (2, 10171187), (13, 1564798), (26, 782399), (59, 344786), (89, 228566), (118, 172393), (149, 136526), (178, 114283), (298, 68263), (767, 26522), (1157, 17582), (1534, 13261), (1937, 10502), (2314, 8791), (3874, 5251)]