990213136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{5626211}}^1$

素因数の和:5626230

約数の個数: 20

約数和(自身を含む): 2092950864

約数和(自身を除く): 1102737728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 5626211, 11252422, 22504844, 45009688, 61888321, 90019376, 123776642, 247553284, 495106568, 990213136]

約数ペア:

[(1, 990213136), (2, 495106568), (4, 247553284), (8, 123776642), (11, 90019376), (16, 61888321), (22, 45009688), (44, 22504844), (88, 11252422), (176, 5626211)]