18193730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 34689600

約数和(自身を除く): 16495870

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 1459, 2494, 2918, 6235, 7295, 12470, 14590, 42311, 62737, 84622, 125474, 211555, 313685, 423110, 627370, 1819373, 3638746, 9096865, 18193730]

約数ペア:

[(1, 18193730), (2, 9096865), (5, 3638746), (10, 1819373), (29, 627370), (43, 423110), (58, 313685), (86, 211555), (145, 125474), (215, 84622), (290, 62737), (430, 42311), (1247, 14590), (1459, 12470), (2494, 7295), (2918, 6235)]