20196181809

素因数分解:

$3^2\times {\mathrm{79}}^2\times {\mathrm{359561}}^1$

素因数の和:359725

約数の個数: 18

約数和(自身を含む): 29546288226

約数和(自身を除く): 9350106417

約数列:

[1, 3, 9, 79, 237, 711, 6241, 18723, 56169, 359561, 1078683, 3236049, 28405319, 85215957, 255647871, 2244020201, 6732060603, 20196181809]

約数ペア:

[(1, 20196181809), (3, 6732060603), (9, 2244020201), (79, 255647871), (237, 85215957), (711, 28405319), (6241, 3236049), (18723, 1078683), (56169, 359561)]