20365968

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{1237}}^1$

素因数の和:1269

約数の個数: 80

約数和(自身を含む): 61404800

約数和(自身を除く): 41038832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1237, 1372, 2058, 2352, 2474, 2744, 3711, 4116, 4948, 5488, 7422, 8232, 8659, 9896, 14844, 16464, 17318, 19792, 25977, 29688, 34636, 51954, 59376, 60613, 69272, 103908, 121226, 138544, 181839, 207816, 242452, 363678, 415632, 424291, 484904, 727356, 848582, 969808, 1272873, 1454712, 1697164, 2545746, 2909424, 3394328, 5091492, 6788656, 10182984, 20365968]

約数ペア:

[(1, 20365968), (2, 10182984), (3, 6788656), (4, 5091492), (6, 3394328), (7, 2909424), (8, 2545746), (12, 1697164), (14, 1454712), (16, 1272873), (21, 969808), (24, 848582), (28, 727356), (42, 484904), (48, 424291), (49, 415632), (56, 363678), (84, 242452), (98, 207816), (112, 181839), (147, 138544), (168, 121226), (196, 103908), (294, 69272), (336, 60613), (343, 59376), (392, 51954), (588, 34636), (686, 29688), (784, 25977), (1029, 19792), (1176, 17318), (1237, 16464), (1372, 14844), (2058, 9896), (2352, 8659), (2474, 8232), (2744, 7422), (3711, 5488), (4116, 4948)]