20210938648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{148609843}}^1$

素因数の和:148609866

約数の個数: 16

約数和(自身を含む): 40124657880

約数和(自身を除く): 19913719232

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 148609843, 297219686, 594439372, 1188878744, 2526367331, 5052734662, 10105469324, 20210938648]

約数ペア:

[(1, 20210938648), (2, 10105469324), (4, 5052734662), (8, 2526367331), (17, 1188878744), (34, 594439372), (68, 297219686), (136, 148609843)]