20862969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11807}}^1$

素因数の和:11860

約数の個数: 16

約数和(自身を含む): 30228480

約数和(自身を除く): 9365511

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11807, 35421, 224333, 366017, 672999, 1098051, 6954323, 20862969]

約数ペア:

[(1, 20862969), (3, 6954323), (19, 1098051), (31, 672999), (57, 366017), (93, 224333), (589, 35421), (1767, 11807)]