20346739209

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{533573}}^1$

素因数の和:533821

約数の個数: 24

約数和(自身を含む): 31075349760

約数和(自身を除く): 10728610551

約数列:

[1, 3, 9, 19, 57, 171, 223, 669, 2007, 4237, 12711, 38133, 533573, 1600719, 4802157, 10137887, 30413661, 91240983, 118986779, 356960337, 1070881011, 2260748801, 6782246403, 20346739209]

約数ペア:

[(1, 20346739209), (3, 6782246403), (9, 2260748801), (19, 1070881011), (57, 356960337), (171, 118986779), (223, 91240983), (669, 30413661), (2007, 10137887), (4237, 4802157), (12711, 1600719), (38133, 533573)]