12663856

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{1889}}^1$

素因数の和:2316

約数の個数: 20

約数和(自身を含む): 24607800

約数和(自身を除く): 11943944

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 1889, 3352, 3778, 6704, 7556, 15112, 30224, 791491, 1582982, 3165964, 6331928, 12663856]

約数ペア:

[(1, 12663856), (2, 6331928), (4, 3165964), (8, 1582982), (16, 791491), (419, 30224), (838, 15112), (1676, 7556), (1889, 6704), (3352, 3778)]