191484848

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{278321}}^1$

素因数の和:278372

約数の個数: 20

約数和(自身を含む): 379631208

約数和(自身を除く): 188146360

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 278321, 556642, 1113284, 2226568, 4453136, 11967803, 23935606, 47871212, 95742424, 191484848]

約数ペア:

[(1, 191484848), (2, 95742424), (4, 47871212), (8, 23935606), (16, 11967803), (43, 4453136), (86, 2226568), (172, 1113284), (344, 556642), (688, 278321)]