20327814

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1306

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 30475386

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1242, 1259, 1794, 2518, 2691, 3777, 5382, 7554, 8073, 11331, 16146, 16367, 22662, 28957, 32734, 33993, 49101, 57914, 67986, 86871, 98202, 147303, 173742, 260613, 294606, 376441, 441909, 521226, 752882, 781839, 883818, 1129323, 1563678, 2258646, 3387969, 6775938, 10163907, 20327814]

約数ペア:

[(1, 20327814), (2, 10163907), (3, 6775938), (6, 3387969), (9, 2258646), (13, 1563678), (18, 1129323), (23, 883818), (26, 781839), (27, 752882), (39, 521226), (46, 441909), (54, 376441), (69, 294606), (78, 260613), (117, 173742), (138, 147303), (207, 98202), (234, 86871), (299, 67986), (351, 57914), (414, 49101), (598, 33993), (621, 32734), (702, 28957), (897, 22662), (1242, 16367), (1259, 16146), (1794, 11331), (2518, 8073), (2691, 7554), (3777, 5382)]