16039420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42209}}^1$

素因数の和:42237

約数の個数: 24

約数和(自身を含む): 35456400

約数和(自身を除く): 19416980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42209, 84418, 168836, 211045, 422090, 801971, 844180, 1603942, 3207884, 4009855, 8019710, 16039420]

約数ペア:

[(1, 16039420), (2, 8019710), (4, 4009855), (5, 3207884), (10, 1603942), (19, 844180), (20, 801971), (38, 422090), (76, 211045), (95, 168836), (190, 84418), (380, 42209)]