20787580798

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1\times {\mathrm{300581}}^1$

素因数の和:300963

約数の個数: 16

約数和(自身を含む): 31525040160

約数和(自身を除く): 10737459362

約数列:

[1, 2, 151, 229, 302, 458, 34579, 69158, 300581, 601162, 45387731, 68833049, 90775462, 137666098, 10393790399, 20787580798]

約数ペア:

[(1, 20787580798), (2, 10393790399), (151, 137666098), (229, 90775462), (302, 68833049), (458, 45387731), (34579, 601162), (69158, 300581)]