20028546

素因数分解:

$2^1\times 3^7\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 47625600

約数和(自身を除く): 27597054

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 241, 243, 342, 482, 486, 513, 723, 729, 1026, 1446, 1458, 1539, 2169, 2187, 3078, 4338, 4374, 4579, 4617, 6507, 9158, 9234, 13014, 13737, 13851, 19521, 27474, 27702, 39042, 41211, 41553, 58563, 82422, 83106, 117126, 123633, 175689, 247266, 351378, 370899, 527067, 741798, 1054134, 1112697, 2225394, 3338091, 6676182, 10014273, 20028546]

約数ペア:

[(1, 20028546), (2, 10014273), (3, 6676182), (6, 3338091), (9, 2225394), (18, 1112697), (19, 1054134), (27, 741798), (38, 527067), (54, 370899), (57, 351378), (81, 247266), (114, 175689), (162, 123633), (171, 117126), (241, 83106), (243, 82422), (342, 58563), (482, 41553), (486, 41211), (513, 39042), (723, 27702), (729, 27474), (1026, 19521), (1446, 13851), (1458, 13737), (1539, 13014), (2169, 9234), (2187, 9158), (3078, 6507), (4338, 4617), (4374, 4579)]