20210381569

素因数分解:

$7^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1\times {\mathrm{18149}}^1$

素因数の和:19032

約数の個数: 16

約数和(自身を含む): 23226192000

約数和(自身を除く): 3015810431

約数列:

[1, 7, 257, 619, 1799, 4333, 18149, 127043, 159083, 1113581, 4664293, 11234231, 32650051, 78639617, 2887197367, 20210381569]

約数ペア:

[(1, 20210381569), (7, 2887197367), (257, 78639617), (619, 32650051), (1799, 11234231), (4333, 4664293), (18149, 1113581), (127043, 159083)]