20675406

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 42716160

約数和(自身を除く): 22040754

約数列:

[1, 2, 3, 6, 53, 79, 106, 158, 159, 237, 318, 474, 823, 1646, 2469, 4187, 4938, 8374, 12561, 25122, 43619, 65017, 87238, 130034, 130857, 195051, 261714, 390102, 3445901, 6891802, 10337703, 20675406]

約数ペア:

[(1, 20675406), (2, 10337703), (3, 6891802), (6, 3445901), (53, 390102), (79, 261714), (106, 195051), (158, 130857), (159, 130034), (237, 87238), (318, 65017), (474, 43619), (823, 25122), (1646, 12561), (2469, 8374), (4187, 4938)]