18270028

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13883}}^1$

素因数の和:13941

約数の個数: 24

約数和(自身を含む): 37320192

約数和(自身を除く): 19050164

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 13883, 27766, 55532, 97181, 194362, 388724, 652501, 1305002, 2610004, 4567507, 9135014, 18270028]

約数ペア:

[(1, 18270028), (2, 9135014), (4, 4567507), (7, 2610004), (14, 1305002), (28, 652501), (47, 388724), (94, 194362), (188, 97181), (329, 55532), (658, 27766), (1316, 13883)]