20005078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1033}}^1$

素因数の和:1479

約数の個数: 16

約数和(自身を含む): 31417056

約数和(自身を除く): 11411978

約数列:

[1, 2, 23, 46, 421, 842, 1033, 2066, 9683, 19366, 23759, 47518, 434893, 869786, 10002539, 20005078]

約数ペア:

[(1, 20005078), (2, 10002539), (23, 869786), (46, 434893), (421, 47518), (842, 23759), (1033, 19366), (2066, 9683)]