201990212

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{446881}}^1$

素因数の和:446998

約数の個数: 12

約数和(自身を含む): 356611836

約数和(自身を除く): 154621624

約数列:

[1, 2, 4, 113, 226, 452, 446881, 893762, 1787524, 50497553, 100995106, 201990212]

約数ペア:

[(1, 201990212), (2, 100995106), (4, 50497553), (113, 1787524), (226, 893762), (452, 446881)]