20996957502

素因数分解:

$2^1\times 3^2\times {\mathrm{521}}^1\times {\mathrm{2238959}}^1$

素因数の和:2239488

約数の個数: 24

約数和(自身を含む): 45580747680

約数和(自身を除く): 24583790178

約数列:

[1, 2, 3, 6, 9, 18, 521, 1042, 1563, 3126, 4689, 9378, 2238959, 4477918, 6716877, 13433754, 20150631, 40301262, 1166497639, 2332995278, 3499492917, 6998985834, 10498478751, 20996957502]

約数ペア:

[(1, 20996957502), (2, 10498478751), (3, 6998985834), (6, 3499492917), (9, 2332995278), (18, 1166497639), (521, 40301262), (1042, 20150631), (1563, 13433754), (3126, 6716877), (4689, 4477918), (9378, 2238959)]