20855436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8009}}^1$

素因数の和:8054

約数の個数: 48

約数和(自身を含む): 57415680

約数和(自身を除く): 36560244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8009, 16018, 24027, 32036, 48054, 56063, 96108, 112126, 168189, 224252, 248279, 336378, 496558, 672756, 744837, 993116, 1489674, 1737953, 2979348, 3475906, 5213859, 6951812, 10427718, 20855436]

約数ペア:

[(1, 20855436), (2, 10427718), (3, 6951812), (4, 5213859), (6, 3475906), (7, 2979348), (12, 1737953), (14, 1489674), (21, 993116), (28, 744837), (31, 672756), (42, 496558), (62, 336378), (84, 248279), (93, 224252), (124, 168189), (186, 112126), (217, 96108), (372, 56063), (434, 48054), (651, 32036), (868, 24027), (1302, 16018), (2604, 8009)]