18042915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9941}}^1$

素因数の和:9971

約数の個数: 24

約数和(自身を含む): 31734864

約数和(自身を除く): 13691949

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 9941, 29823, 49705, 109351, 149115, 328053, 546755, 1202861, 1640265, 3608583, 6014305, 18042915]

約数ペア:

[(1, 18042915), (3, 6014305), (5, 3608583), (11, 1640265), (15, 1202861), (33, 546755), (55, 328053), (121, 149115), (165, 109351), (363, 49705), (605, 29823), (1815, 9941)]