18456741

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9907}}^1$

素因数の和:9942

約数の個数: 20

約数和(自身を含む): 28772832

約数和(自身を除く): 10316091

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9907, 29721, 89163, 227861, 267489, 683583, 802467, 2050749, 6152247, 18456741]

約数ペア:

[(1, 18456741), (3, 6152247), (9, 2050749), (23, 802467), (27, 683583), (69, 267489), (81, 227861), (207, 89163), (621, 29721), (1863, 9907)]