20137274199

素因数分解:

$3^2\times 7^1\times {\mathrm{4409}}^1\times {\mathrm{72497}}^1$

素因数の和:76919

約数の個数: 24

約数和(自身を含む): 33250482720

約数和(自身を除く): 13113208521

約数列:

[1, 3, 7, 9, 21, 63, 4409, 13227, 30863, 39681, 72497, 92589, 217491, 277767, 507479, 652473, 1522437, 4567311, 319639273, 958917819, 2237474911, 2876753457, 6712424733, 20137274199]

約数ペア:

[(1, 20137274199), (3, 6712424733), (7, 2876753457), (9, 2237474911), (21, 958917819), (63, 319639273), (4409, 4567311), (13227, 1522437), (30863, 652473), (39681, 507479), (72497, 277767), (92589, 217491)]