189721268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{105167}}^1$

素因数の和:105223

約数の個数: 24

約数和(自身を含む): 371032704

約数和(自身を除く): 181311436

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 105167, 210334, 420668, 1156837, 2313674, 4311847, 4627348, 8623694, 17247388, 47430317, 94860634, 189721268]

約数ペア:

[(1, 189721268), (2, 94860634), (4, 47430317), (11, 17247388), (22, 8623694), (41, 4627348), (44, 4311847), (82, 2313674), (164, 1156837), (451, 420668), (902, 210334), (1804, 105167)]