16112020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21773}}^1$

素因数の和:21819

約数の個数: 24

約数和(自身を含む): 34751304

約数和(自身を除く): 18639284

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 21773, 43546, 87092, 108865, 217730, 435460, 805601, 1611202, 3222404, 4028005, 8056010, 16112020]

約数ペア:

[(1, 16112020), (2, 8056010), (4, 4028005), (5, 3222404), (10, 1611202), (20, 805601), (37, 435460), (74, 217730), (148, 108865), (185, 87092), (370, 43546), (740, 21773)]