18454172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2129}}^1$

素因数の和:2341

約数の個数: 24

約数和(自身を含む): 35426160

約数和(自身を除く): 16971988

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2129, 2167, 4258, 4334, 8516, 8668, 23419, 46838, 93676, 419413, 838826, 1677652, 4613543, 9227086, 18454172]

約数ペア:

[(1, 18454172), (2, 9227086), (4, 4613543), (11, 1677652), (22, 838826), (44, 419413), (197, 93676), (394, 46838), (788, 23419), (2129, 8668), (2167, 8516), (4258, 4334)]