20888973064

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{90038677}}^1$

素因数の和:90038712

約数の個数: 16

約数和(自身を含む): 40517405100

約数和(自身を除く): 19628432036

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 90038677, 180077354, 360154708, 720309416, 2611121633, 5222243266, 10444486532, 20888973064]

約数ペア:

[(1, 20888973064), (2, 10444486532), (4, 5222243266), (8, 2611121633), (29, 720309416), (58, 360154708), (116, 180077354), (232, 90038677)]