20625228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{44071}}^1$

素因数の和:44094

約数の個数: 36

約数和(自身を含む): 56147728

約数和(自身を除く): 35522500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 44071, 88142, 132213, 176284, 264426, 396639, 528852, 572923, 793278, 1145846, 1586556, 1718769, 2291692, 3437538, 5156307, 6875076, 10312614, 20625228]

約数ペア:

[(1, 20625228), (2, 10312614), (3, 6875076), (4, 5156307), (6, 3437538), (9, 2291692), (12, 1718769), (13, 1586556), (18, 1145846), (26, 793278), (36, 572923), (39, 528852), (52, 396639), (78, 264426), (117, 176284), (156, 132213), (234, 88142), (468, 44071)]