16012820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42139}}^1$

素因数の和:42167

約数の個数: 24

約数和(自身を含む): 35397600

約数和(自身を除く): 19384780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42139, 84278, 168556, 210695, 421390, 800641, 842780, 1601282, 3202564, 4003205, 8006410, 16012820]

約数ペア:

[(1, 16012820), (2, 8006410), (4, 4003205), (5, 3202564), (10, 1601282), (19, 842780), (20, 800641), (38, 421390), (76, 210695), (95, 168556), (190, 84278), (380, 42139)]