18384476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21991}}^1$

素因数の和:22025

約数の個数: 24

約数和(自身を含む): 36946560

約数和(自身を除く): 18562084

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21991, 43982, 87964, 241901, 417829, 483802, 835658, 967604, 1671316, 4596119, 9192238, 18384476]

約数ペア:

[(1, 18384476), (2, 9192238), (4, 4596119), (11, 1671316), (19, 967604), (22, 835658), (38, 483802), (44, 417829), (76, 241901), (209, 87964), (418, 43982), (836, 21991)]