20122492015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{7649}}^1\times {\mathrm{18143}}^1$

素因数の和:25826

約数の個数: 16

約数和(自身を含む): 24984288000

約数和(自身を除く): 4861795985

約数列:

[1, 5, 29, 145, 7649, 18143, 38245, 90715, 221821, 526147, 1109105, 2630735, 138775807, 693879035, 4024498403, 20122492015]

約数ペア:

[(1, 20122492015), (5, 4024498403), (29, 693879035), (145, 138775807), (7649, 2630735), (18143, 1109105), (38245, 526147), (90715, 221821)]