18707454

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{7477}}^1$

素因数の和:7624

約数の個数: 24

約数和(自身を含む): 40829880

約数和(自身を除く): 22122426

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 7477, 14954, 22431, 44862, 67293, 134586, 1039303, 2078606, 3117909, 6235818, 9353727, 18707454]

約数ペア:

[(1, 18707454), (2, 9353727), (3, 6235818), (6, 3117909), (9, 2078606), (18, 1039303), (139, 134586), (278, 67293), (417, 44862), (834, 22431), (1251, 14954), (2502, 7477)]