20126891519

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1\times {\mathrm{20599}}^1$

素因数の和:22142

約数の個数: 16

約数和(自身を含む): 23256576000

約数和(自身を除く): 3129684481

約数列:

[1, 7, 97, 679, 1439, 10073, 20599, 139583, 144193, 977081, 1998103, 13986721, 29641961, 207493727, 2875270217, 20126891519]

約数ペア:

[(1, 20126891519), (7, 2875270217), (97, 207493727), (679, 29641961), (1439, 13986721), (10073, 1998103), (20599, 977081), (139583, 144193)]