19875798

素因数分解:

$2^1\times 3^2\times {\mathrm{761}}^1\times {\mathrm{1451}}^1$

素因数の和:2220

約数の個数: 24

約数和(自身を含む): 43150536

約数和(自身を除く): 23274738

約数列:

[1, 2, 3, 6, 9, 18, 761, 1451, 1522, 2283, 2902, 4353, 4566, 6849, 8706, 13059, 13698, 26118, 1104211, 2208422, 3312633, 6625266, 9937899, 19875798]

約数ペア:

[(1, 19875798), (2, 9937899), (3, 6625266), (6, 3312633), (9, 2208422), (18, 1104211), (761, 26118), (1451, 13698), (1522, 13059), (2283, 8706), (2902, 6849), (4353, 4566)]