19404848

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13627}}^1$

素因数の和:13724

約数の個数: 20

約数和(自身を含む): 38022120

約数和(自身を除く): 18617272

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13627, 27254, 54508, 109016, 218032, 1212803, 2425606, 4851212, 9702424, 19404848]

約数ペア:

[(1, 19404848), (2, 9702424), (4, 4851212), (8, 2425606), (16, 1212803), (89, 218032), (178, 109016), (356, 54508), (712, 27254), (1424, 13627)]