158077904

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{90641}}^1$

素因数の和:90758

約数の個数: 20

約数和(自身を含む): 309089220

約数和(自身を除く): 151011316

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 90641, 181282, 362564, 725128, 1450256, 9879869, 19759738, 39519476, 79038952, 158077904]

約数ペア:

[(1, 158077904), (2, 79038952), (4, 39519476), (8, 19759738), (16, 9879869), (109, 1450256), (218, 725128), (436, 362564), (872, 181282), (1744, 90641)]