20928456

素因数分解:

$2^3\times 3^4\times {\mathrm{32297}}^1$

素因数の和:32315

約数の個数: 40

約数和(自身を含む): 58620870

約数和(自身を除く): 37692414

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32297, 64594, 96891, 129188, 193782, 258376, 290673, 387564, 581346, 775128, 872019, 1162692, 1744038, 2325384, 2616057, 3488076, 5232114, 6976152, 10464228, 20928456]

約数ペア:

[(1, 20928456), (2, 10464228), (3, 6976152), (4, 5232114), (6, 3488076), (8, 2616057), (9, 2325384), (12, 1744038), (18, 1162692), (24, 872019), (27, 775128), (36, 581346), (54, 387564), (72, 290673), (81, 258376), (108, 193782), (162, 129188), (216, 96891), (324, 64594), (648, 32297)]