20951450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32233}}^1$

素因数の和:32258

約数の個数: 24

約数和(自身を含む): 41968668

約数和(自身を除く): 21017218

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32233, 64466, 161165, 322330, 419029, 805825, 838058, 1611650, 2095145, 4190290, 10475725, 20951450]

約数ペア:

[(1, 20951450), (2, 10475725), (5, 4190290), (10, 2095145), (13, 1611650), (25, 838058), (26, 805825), (50, 419029), (65, 322330), (130, 161165), (325, 64466), (650, 32233)]