20442502

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:711

約数の個数: 16

約数和(自身を含む): 31122000

約数和(自身を除く): 10679498

約数列:

[1, 2, 149, 181, 298, 362, 379, 758, 26969, 53938, 56471, 68599, 112942, 137198, 10221251, 20442502]

約数ペア:

[(1, 20442502), (2, 10221251), (149, 137198), (181, 112942), (298, 68599), (362, 56471), (379, 53938), (758, 26969)]