19418371

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4159}}^1$

素因数の和:4218

約数の個数: 16

約数和(自身を含む): 23961600

約数和(自身を除く): 4543229

約数列:

[1, 7, 23, 29, 161, 203, 667, 4159, 4669, 29113, 95657, 120611, 669599, 844277, 2774053, 19418371]

約数ペア:

[(1, 19418371), (7, 2774053), (23, 844277), (29, 669599), (161, 120611), (203, 95657), (667, 29113), (4159, 4669)]