18921833

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5483}}^1$

素因数の和:5536

約数の個数: 16

約数和(自身を含む): 23690880

約数和(自身を除く): 4769047

約数列:

[1, 7, 17, 29, 119, 203, 493, 3451, 5483, 38381, 93211, 159007, 652477, 1113049, 2703119, 18921833]

約数ペア:

[(1, 18921833), (7, 2703119), (17, 1113049), (29, 652477), (119, 159007), (203, 93211), (493, 38381), (3451, 5483)]