639281684

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{5511049}}^1$

素因数の和:5511082

約数の個数: 12

約数和(自身を含む): 1157320500

約数和(自身を除く): 518038816

約数列:

[1, 2, 4, 29, 58, 116, 5511049, 11022098, 22044196, 159820421, 319640842, 639281684]

約数ペア:

[(1, 639281684), (2, 319640842), (4, 159820421), (29, 22044196), (58, 11022098), (116, 5511049)]