20085468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 30717732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 199, 398, 597, 647, 796, 1194, 1294, 1941, 2388, 2587, 2588, 3882, 5174, 7761, 7764, 8411, 10348, 15522, 16822, 25233, 31044, 33644, 50466, 100932, 128753, 257506, 386259, 515012, 772518, 1545036, 1673789, 3347578, 5021367, 6695156, 10042734, 20085468]

約数ペア:

[(1, 20085468), (2, 10042734), (3, 6695156), (4, 5021367), (6, 3347578), (12, 1673789), (13, 1545036), (26, 772518), (39, 515012), (52, 386259), (78, 257506), (156, 128753), (199, 100932), (398, 50466), (597, 33644), (647, 31044), (796, 25233), (1194, 16822), (1294, 15522), (1941, 10348), (2388, 8411), (2587, 7764), (2588, 7761), (3882, 5174)]