20163203739

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{14327}}^1$

素因数の和:14680

約数の個数: 48

約数和(自身を含む): 33795740160

約数和(自身を除く): 13632536421

約数列:

[1, 3, 7, 9, 21, 63, 89, 251, 267, 623, 753, 801, 1757, 1869, 2259, 5271, 5607, 14327, 15813, 22339, 42981, 67017, 100289, 128943, 156373, 201051, 300867, 469119, 902601, 1275103, 1407357, 3596077, 3825309, 8925721, 10788231, 11475927, 25172539, 26777163, 32364693, 75517617, 80331489, 226552851, 320050853, 960152559, 2240355971, 2880457677, 6721067913, 20163203739]

約数ペア:

[(1, 20163203739), (3, 6721067913), (7, 2880457677), (9, 2240355971), (21, 960152559), (63, 320050853), (89, 226552851), (251, 80331489), (267, 75517617), (623, 32364693), (753, 26777163), (801, 25172539), (1757, 11475927), (1869, 10788231), (2259, 8925721), (5271, 3825309), (5607, 3596077), (14327, 1407357), (15813, 1275103), (22339, 902601), (42981, 469119), (67017, 300867), (100289, 201051), (128943, 156373)]