123372848

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{179321}}^1$

素因数の和:179372

約数の個数: 20

約数和(自身を含む): 244595208

約数和(自身を除く): 121222360

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 179321, 358642, 717284, 1434568, 2869136, 7710803, 15421606, 30843212, 61686424, 123372848]

約数ペア:

[(1, 123372848), (2, 61686424), (4, 30843212), (8, 15421606), (16, 7710803), (43, 2869136), (86, 1434568), (172, 717284), (344, 358642), (688, 179321)]