16968620

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4021}}^1$

素因数の和:4241

約数の個数: 24

約数和(自身を含む): 35811888

約数和(自身を除く): 18843268

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4021, 4220, 8042, 16084, 20105, 40210, 80420, 848431, 1696862, 3393724, 4242155, 8484310, 16968620]

約数ペア:

[(1, 16968620), (2, 8484310), (4, 4242155), (5, 3393724), (10, 1696862), (20, 848431), (211, 80420), (422, 40210), (844, 20105), (1055, 16084), (2110, 8042), (4021, 4220)]