20385533

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 24914304

約数和(自身を除く): 4528771

約数列:

[1, 7, 17, 107, 119, 749, 1601, 1819, 11207, 12733, 27217, 171307, 190519, 1199149, 2912219, 20385533]

約数ペア:

[(1, 20385533), (7, 2912219), (17, 1199149), (107, 190519), (119, 171307), (749, 27217), (1601, 12733), (1819, 11207)]