20161804562

素因数分解:

$2^1\times {\mathrm{509}}^1\times {\mathrm{19805309}}^1$

素因数の和:19805820

約数の個数: 8

約数和(自身を含む): 30302124300

約数和(自身を除く): 10140319738

約数列:

[1, 2, 509, 1018, 19805309, 39610618, 10080902281, 20161804562]

約数ペア:

[(1, 20161804562), (2, 10080902281), (509, 39610618), (1018, 19805309)]