19880226

素因数分解:

$2^1\times 3^2\times {\mathrm{1039}}^1\times {\mathrm{1063}}^1$

素因数の和:2110

約数の個数: 24

約数和(自身を含む): 43155840

約数和(自身を除く): 23275614

約数列:

[1, 2, 3, 6, 9, 18, 1039, 1063, 2078, 2126, 3117, 3189, 6234, 6378, 9351, 9567, 18702, 19134, 1104457, 2208914, 3313371, 6626742, 9940113, 19880226]

約数ペア:

[(1, 19880226), (2, 9940113), (3, 6626742), (6, 3313371), (9, 2208914), (18, 1104457), (1039, 19134), (1063, 18702), (2078, 9567), (2126, 9351), (3117, 6378), (3189, 6234)]