19970291081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{92927}}^1$

素因数の和:93272

約数の個数: 16

約数和(自身を含む): 21939929088

約数和(自身を除く): 1969638007

約数列:

[1, 13, 61, 271, 793, 3523, 16531, 92927, 214903, 1208051, 5668547, 25183217, 73691111, 327381821, 1536176237, 19970291081]

約数ペア:

[(1, 19970291081), (13, 1536176237), (61, 327381821), (271, 73691111), (793, 25183217), (3523, 5668547), (16531, 1208051), (92927, 214903)]