18959479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2179}}^1$

素因数の和:2310

約数の個数: 16

約数和(自身を含む): 23857920

約数和(自身を除く): 4898441

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2179, 8701, 15253, 23969, 167783, 246227, 1723589, 2708497, 18959479]

約数ペア:

[(1, 18959479), (7, 2708497), (11, 1723589), (77, 246227), (113, 167783), (791, 23969), (1243, 15253), (2179, 8701)]