20055974

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2309}}^1$

素因数の和:2455

約数の個数: 16

約数和(自身を含む): 31101840

約数和(自身を除く): 11045866

約数列:

[1, 2, 43, 86, 101, 202, 2309, 4343, 4618, 8686, 99287, 198574, 233209, 466418, 10027987, 20055974]

約数ペア:

[(1, 20055974), (2, 10027987), (43, 466418), (86, 233209), (101, 198574), (202, 99287), (2309, 8686), (4343, 4618)]