20376995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1702

約数の個数: 16

約数和(自身を含む): 25596000

約数和(自身を除く): 5219005

約数列:

[1, 5, 29, 89, 145, 445, 1579, 2581, 7895, 12905, 45791, 140531, 228955, 702655, 4075399, 20376995]

約数ペア:

[(1, 20376995), (5, 4075399), (29, 702655), (89, 228955), (145, 140531), (445, 45791), (1579, 12905), (2581, 7895)]