2642224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12703}}^1$

素因数の和:12724

約数の個数: 20

約数和(自身を含む): 5513536

約数和(自身を除く): 2871312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12703, 25406, 50812, 101624, 165139, 203248, 330278, 660556, 1321112, 2642224]

約数ペア:

[(1, 2642224), (2, 1321112), (4, 660556), (8, 330278), (13, 203248), (16, 165139), (26, 101624), (52, 50812), (104, 25406), (208, 12703)]