12668889664

素因数分解:

$2^6\times {\mathrm{251}}^1\times {\mathrm{788651}}^1$

素因数の和:788914

約数の個数: 28

約数和(自身を含む): 25240018608

約数和(自身を除く): 12571128944

約数列:

[1, 2, 4, 8, 16, 32, 64, 251, 502, 1004, 2008, 4016, 8032, 16064, 788651, 1577302, 3154604, 6309208, 12618416, 25236832, 50473664, 197951401, 395902802, 791805604, 1583611208, 3167222416, 6334444832, 12668889664]

約数ペア:

[(1, 12668889664), (2, 6334444832), (4, 3167222416), (8, 1583611208), (16, 791805604), (32, 395902802), (64, 197951401), (251, 50473664), (502, 25236832), (1004, 12618416), (2008, 6309208), (4016, 3154604), (8032, 1577302), (16064, 788651)]