20228793

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2393

約数の個数: 24

約数和(自身を含む): 30937248

約数和(自身を除く): 10708455

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2347, 2873, 7041, 8619, 30511, 39899, 91533, 119697, 396643, 518687, 1189929, 1556061, 6742931, 20228793]

約数ペア:

[(1, 20228793), (3, 6742931), (13, 1556061), (17, 1189929), (39, 518687), (51, 396643), (169, 119697), (221, 91533), (507, 39899), (663, 30511), (2347, 8619), (2873, 7041)]