20476794

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 47698560

約数和(自身を除く): 27221766

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 41, 57, 78, 82, 114, 123, 246, 247, 337, 494, 533, 674, 741, 779, 1011, 1066, 1482, 1558, 1599, 2022, 2337, 3198, 4381, 4674, 6403, 8762, 10127, 12806, 13143, 13817, 19209, 20254, 26286, 27634, 30381, 38418, 41451, 60762, 82902, 83239, 166478, 179621, 249717, 262523, 359242, 499434, 525046, 538863, 787569, 1077726, 1575138, 3412799, 6825598, 10238397, 20476794]

約数ペア:

[(1, 20476794), (2, 10238397), (3, 6825598), (6, 3412799), (13, 1575138), (19, 1077726), (26, 787569), (38, 538863), (39, 525046), (41, 499434), (57, 359242), (78, 262523), (82, 249717), (114, 179621), (123, 166478), (246, 83239), (247, 82902), (337, 60762), (494, 41451), (533, 38418), (674, 30381), (741, 27634), (779, 26286), (1011, 20254), (1066, 19209), (1482, 13817), (1558, 13143), (1599, 12806), (2022, 10127), (2337, 8762), (3198, 6403), (4381, 4674)]