20701064

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{63113}}^1$

素因数の和:63160

約数の個数: 16

約数和(自身を含む): 39761820

約数和(自身を除く): 19060756

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 63113, 126226, 252452, 504904, 2587633, 5175266, 10350532, 20701064]

約数ペア:

[(1, 20701064), (2, 10350532), (4, 5175266), (8, 2587633), (41, 504904), (82, 252452), (164, 126226), (328, 63113)]