20688106

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1063}}^1$

素因数の和:1365

約数の個数: 16

約数和(自身を含む): 32022144

約数和(自身を除く): 11334038

約数列:

[1, 2, 37, 74, 263, 526, 1063, 2126, 9731, 19462, 39331, 78662, 279569, 559138, 10344053, 20688106]

約数ペア:

[(1, 20688106), (2, 10344053), (37, 559138), (74, 279569), (263, 78662), (526, 39331), (1063, 19462), (2126, 9731)]