20609694

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7789}}^1$

素因数の和:7814

約数の個数: 48

約数和(自身を含む): 53283600

約数和(自身を除く): 32673906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7789, 15578, 23367, 46734, 54523, 70101, 109046, 140202, 163569, 210303, 327138, 381661, 420606, 490707, 763322, 981414, 1144983, 1472121, 2289966, 2944242, 3434949, 6869898, 10304847, 20609694]

約数ペア:

[(1, 20609694), (2, 10304847), (3, 6869898), (6, 3434949), (7, 2944242), (9, 2289966), (14, 1472121), (18, 1144983), (21, 981414), (27, 763322), (42, 490707), (49, 420606), (54, 381661), (63, 327138), (98, 210303), (126, 163569), (147, 140202), (189, 109046), (294, 70101), (378, 54523), (441, 46734), (882, 23367), (1323, 15578), (2646, 7789)]