3999196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 7454160

約数和(自身を除く): 3454964

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 521, 1042, 1919, 2084, 3838, 7676, 9899, 19798, 39596, 52621, 105242, 210484, 999799, 1999598, 3999196]

約数ペア:

[(1, 3999196), (2, 1999598), (4, 999799), (19, 210484), (38, 105242), (76, 52621), (101, 39596), (202, 19798), (404, 9899), (521, 7676), (1042, 3838), (1919, 2084)]