18650090

素因数分解:

$2^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2699}}^1$

素因数の和:3397

約数の個数: 16

約数和(自身を含む): 33631200

約数和(自身を除く): 14981110

約数列:

[1, 2, 5, 10, 691, 1382, 2699, 3455, 5398, 6910, 13495, 26990, 1865009, 3730018, 9325045, 18650090]

約数ペア:

[(1, 18650090), (2, 9325045), (5, 3730018), (10, 1865009), (691, 26990), (1382, 13495), (2699, 6910), (3455, 5398)]