20201151

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{9661}}^1$

素因数の和:9722

約数の個数: 16

約数和(自身を含む): 29217888

約数和(自身を除く): 9016737

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 9661, 28983, 164237, 396101, 492711, 1188303, 6733717, 20201151]

約数ペア:

[(1, 20201151), (3, 6733717), (17, 1188303), (41, 492711), (51, 396101), (123, 164237), (697, 28983), (2091, 9661)]