16928245

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 20790000

約数和(自身を除く): 3861755

約数列:

[1, 5, 89, 109, 349, 445, 545, 1745, 9701, 31061, 38041, 48505, 155305, 190205, 3385649, 16928245]

約数ペア:

[(1, 16928245), (5, 3385649), (89, 190205), (109, 155305), (349, 48505), (445, 38041), (545, 31061), (1745, 9701)]