18604737

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 27555840

約数和(自身を除く): 8951103

約数列:

[1, 3, 9, 79, 137, 191, 237, 411, 573, 711, 1233, 1719, 10823, 15089, 26167, 32469, 45267, 78501, 97407, 135801, 235503, 2067193, 6201579, 18604737]

約数ペア:

[(1, 18604737), (3, 6201579), (9, 2067193), (79, 235503), (137, 135801), (191, 97407), (237, 78501), (411, 45267), (573, 32469), (711, 26167), (1233, 15089), (1719, 10823)]