28931696644

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{20035801}}^1$

素因数の和:20035843

約数の個数: 18

約数和(自身を含む): 53435483934

約数和(自身を除く): 24503787290

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 20035801, 40071602, 80143204, 380680219, 761360438, 1522720876, 7232924161, 14465848322, 28931696644]

約数ペア:

[(1, 28931696644), (2, 14465848322), (4, 7232924161), (19, 1522720876), (38, 761360438), (76, 380680219), (361, 80143204), (722, 40071602), (1444, 20035801)]