20581158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20297}}^1$

素因数の和:20328

約数の個数: 24

約数和(自身を含む): 44574408

約数和(自身を除く): 23993250

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20297, 40594, 60891, 121782, 263861, 527722, 791583, 1583166, 3430193, 6860386, 10290579, 20581158]

約数ペア:

[(1, 20581158), (2, 10290579), (3, 6860386), (6, 3430193), (13, 1583166), (26, 791583), (39, 527722), (78, 263861), (169, 121782), (338, 60891), (507, 40594), (1014, 20297)]