20401472013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1\times {\mathrm{18913}}^1$

素因数の和:20573

約数の個数: 32

約数和(自身を含む): 31038327936

約数和(自身を除く): 10636855923

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 1627, 4881, 18913, 21151, 27659, 56739, 63453, 82977, 245869, 321521, 359567, 737607, 964563, 1078701, 4179773, 12539319, 30771451, 92314353, 400028863, 523114667, 1200086589, 1569344001, 6800490671, 20401472013]

約数ペア:

[(1, 20401472013), (3, 6800490671), (13, 1569344001), (17, 1200086589), (39, 523114667), (51, 400028863), (221, 92314353), (663, 30771451), (1627, 12539319), (4881, 4179773), (18913, 1078701), (21151, 964563), (27659, 737607), (56739, 359567), (63453, 321521), (82977, 245869)]