12661690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43661}}^1$

素因数の和:43697

約数の個数: 16

約数和(自身を含む): 23577480

約数和(自身を除く): 10915790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 43661, 87322, 218305, 436610, 1266169, 2532338, 6330845, 12661690]

約数ペア:

[(1, 12661690), (2, 6330845), (5, 2532338), (10, 1266169), (29, 436610), (58, 218305), (145, 87322), (290, 43661)]