19617356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7309}}^1$

素因数の和:7385

約数の個数: 24

約数和(自身を含む): 38070480

約数和(自身を除く): 18453124

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 7309, 14618, 29236, 80399, 160798, 321596, 445849, 891698, 1783396, 4904339, 9808678, 19617356]

約数ペア:

[(1, 19617356), (2, 9808678), (4, 4904339), (11, 1783396), (22, 891698), (44, 445849), (61, 321596), (122, 160798), (244, 80399), (671, 29236), (1342, 14618), (2684, 7309)]