19932460

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5059}}^1$

素因数の和:5265

約数の個数: 24

約数和(自身を含む): 42078960

約数和(自身を除く): 22146500

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 5059, 10118, 20236, 25295, 50590, 101180, 996623, 1993246, 3986492, 4983115, 9966230, 19932460]

約数ペア:

[(1, 19932460), (2, 9966230), (4, 4983115), (5, 3986492), (10, 1993246), (20, 996623), (197, 101180), (394, 50590), (788, 25295), (985, 20236), (1970, 10118), (3940, 5059)]