20877828

素因数分解:

$2^2\times 3^1\times {\mathrm{191}}^1\times {\mathrm{9109}}^1$

素因数の和:9307

約数の個数: 24

約数和(自身を含む): 48975360

約数和(自身を除く): 28097532

約数列:

[1, 2, 3, 4, 6, 12, 191, 382, 573, 764, 1146, 2292, 9109, 18218, 27327, 36436, 54654, 109308, 1739819, 3479638, 5219457, 6959276, 10438914, 20877828]

約数ペア:

[(1, 20877828), (2, 10438914), (3, 6959276), (4, 5219457), (6, 3479638), (12, 1739819), (191, 109308), (382, 54654), (573, 36436), (764, 27327), (1146, 18218), (2292, 9109)]