20852316

素因数分解:

$2^2\times 3^6\times {\mathrm{7151}}^1$

素因数の和:7173

約数の個数: 42

約数和(自身を含む): 54719952

約数和(自身を除く): 33867636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 7151, 14302, 21453, 28604, 42906, 64359, 85812, 128718, 193077, 257436, 386154, 579231, 772308, 1158462, 1737693, 2316924, 3475386, 5213079, 6950772, 10426158, 20852316]

約数ペア:

[(1, 20852316), (2, 10426158), (3, 6950772), (4, 5213079), (6, 3475386), (9, 2316924), (12, 1737693), (18, 1158462), (27, 772308), (36, 579231), (54, 386154), (81, 257436), (108, 193077), (162, 128718), (243, 85812), (324, 64359), (486, 42906), (729, 28604), (972, 21453), (1458, 14302), (2916, 7151)]