18391356

素因数分解:

$2^2\times 3^2\times {\mathrm{193}}^1\times {\mathrm{2647}}^1$

素因数の和:2850

約数の個数: 36

約数和(自身を含む): 46747792

約数和(自身を除く): 28356436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 193, 386, 579, 772, 1158, 1737, 2316, 2647, 3474, 5294, 6948, 7941, 10588, 15882, 23823, 31764, 47646, 95292, 510871, 1021742, 1532613, 2043484, 3065226, 4597839, 6130452, 9195678, 18391356]

約数ペア:

[(1, 18391356), (2, 9195678), (3, 6130452), (4, 4597839), (6, 3065226), (9, 2043484), (12, 1532613), (18, 1021742), (36, 510871), (193, 95292), (386, 47646), (579, 31764), (772, 23823), (1158, 15882), (1737, 10588), (2316, 7941), (2647, 6948), (3474, 5294)]