18906248

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{57641}}^1$

素因数の和:57688

約数の個数: 16

約数和(自身を含む): 36314460

約数和(自身を除く): 17408212

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 57641, 115282, 230564, 461128, 2363281, 4726562, 9453124, 18906248]

約数ペア:

[(1, 18906248), (2, 9453124), (4, 4726562), (8, 2363281), (41, 461128), (82, 230564), (164, 115282), (328, 57641)]