390416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1877}}^1$

素因数の和:1898

約数の個数: 20

約数和(自身を含む): 815052

約数和(自身を除く): 424636

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1877, 3754, 7508, 15016, 24401, 30032, 48802, 97604, 195208, 390416]

約数ペア:

[(1, 390416), (2, 195208), (4, 97604), (8, 48802), (13, 30032), (16, 24401), (26, 15016), (52, 7508), (104, 3754), (208, 1877)]