1919216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9227}}^1$

素因数の和:9248

約数の個数: 20

約数和(自身を含む): 4004952

約数和(自身を除く): 2085736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9227, 18454, 36908, 73816, 119951, 147632, 239902, 479804, 959608, 1919216]

約数ペア:

[(1, 1919216), (2, 959608), (4, 479804), (8, 239902), (13, 147632), (16, 119951), (26, 73816), (52, 36908), (104, 18454), (208, 9227)]