19980930151

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{564449}}^1$

素因数の和:564858

約数の個数: 16

約数和(自身を含む): 24655176000

約数和(自身を除く): 4674245849

約数列:

[1, 7, 13, 91, 389, 2723, 5057, 35399, 564449, 3951143, 7337837, 51364859, 219570661, 1536994627, 2854418593, 19980930151]

約数ペア:

[(1, 19980930151), (7, 2854418593), (13, 1536994627), (91, 219570661), (389, 51364859), (2723, 7337837), (5057, 3951143), (35399, 564449)]