90177208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{21803}}^1$

素因数の和:21867

約数の個数: 32

約数和(自身を含む): 188386560

約数和(自身を除く): 98209352

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 21803, 43606, 87212, 174424, 239833, 479666, 959332, 1024741, 1918664, 2049482, 4098964, 8197928, 11272151, 22544302, 45088604, 90177208]

約数ペア:

[(1, 90177208), (2, 45088604), (4, 22544302), (8, 11272151), (11, 8197928), (22, 4098964), (44, 2049482), (47, 1918664), (88, 1024741), (94, 959332), (188, 479666), (376, 239833), (517, 174424), (1034, 87212), (2068, 43606), (4136, 21803)]