16530020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63577}}^1$

素因数の和:63599

約数の個数: 24

約数和(自身を含む): 37383864

約数和(自身を除く): 20853844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63577, 127154, 254308, 317885, 635770, 826501, 1271540, 1653002, 3306004, 4132505, 8265010, 16530020]

約数ペア:

[(1, 16530020), (2, 8265010), (4, 4132505), (5, 3306004), (10, 1653002), (13, 1271540), (20, 826501), (26, 635770), (52, 317885), (65, 254308), (130, 127154), (260, 63577)]