18904696270

素因数分解:

$2^1\times 5^1\times {\mathrm{89329}}^1\times {\mathrm{21163}}^1$

素因数の和:110499

約数の個数: 16

約数和(自身を含む): 34030442160

約数和(自身を除く): 15125745890

約数列:

[1, 2, 5, 10, 21163, 42326, 89329, 105815, 178658, 211630, 446645, 893290, 1890469627, 3780939254, 9452348135, 18904696270]

約数ペア:

[(1, 18904696270), (2, 9452348135), (5, 3780939254), (10, 1890469627), (21163, 893290), (42326, 446645), (89329, 211630), (105815, 178658)]