20200671

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{2207}}^1$

素因数の和:2332

約数の個数: 20

約数和(自身を含む): 30457152

約数和(自身を除く): 10256481

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 2207, 3051, 6621, 9153, 19863, 59589, 178767, 249391, 748173, 2244519, 6733557, 20200671]

約数ペア:

[(1, 20200671), (3, 6733557), (9, 2244519), (27, 748173), (81, 249391), (113, 178767), (339, 59589), (1017, 19863), (2207, 9153), (3051, 6621)]