20411313

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 29795328

約数和(自身を除く): 9384015

約数列:

[1, 3, 13, 39, 127, 169, 317, 381, 507, 951, 1651, 4121, 4953, 12363, 21463, 40259, 53573, 64389, 120777, 160719, 523367, 1570101, 6803771, 20411313]

約数ペア:

[(1, 20411313), (3, 6803771), (13, 1570101), (39, 523367), (127, 160719), (169, 120777), (317, 64389), (381, 53573), (507, 40259), (951, 21463), (1651, 12363), (4121, 4953)]