20389434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1511}}^1$

素因数の和:1702

約数の個数: 32

約数和(自身を含む): 44198784

約数和(自身を除く): 23809350

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 1511, 2249, 3022, 4498, 4533, 6747, 9066, 13494, 19643, 39286, 58929, 117858, 261403, 522806, 784209, 1568418, 3398239, 6796478, 10194717, 20389434]

約数ペア:

[(1, 20389434), (2, 10194717), (3, 6796478), (6, 3398239), (13, 1568418), (26, 784209), (39, 522806), (78, 261403), (173, 117858), (346, 58929), (519, 39286), (1038, 19643), (1511, 13494), (2249, 9066), (3022, 6747), (4498, 4533)]