90262228

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{19777}}^1$

素因数の和:19951

約数の個数: 24

約数和(自身を含む): 181641152

約数和(自身を除く): 91378924

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 19777, 39554, 79108, 138439, 276878, 553756, 3223651, 6447302, 12894604, 22565557, 45131114, 90262228]

約数ペア:

[(1, 90262228), (2, 45131114), (4, 22565557), (7, 12894604), (14, 6447302), (28, 3223651), (163, 553756), (326, 276878), (652, 138439), (1141, 79108), (2282, 39554), (4564, 19777)]