19014220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2269}}^1$

素因数の和:2697

約数の個数: 24

約数和(自身を含む): 40042800

約数和(自身を除く): 21028580

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2269, 4190, 4538, 8380, 9076, 11345, 22690, 45380, 950711, 1901422, 3802844, 4753555, 9507110, 19014220]

約数ペア:

[(1, 19014220), (2, 9507110), (4, 4753555), (5, 3802844), (10, 1901422), (20, 950711), (419, 45380), (838, 22690), (1676, 11345), (2095, 9076), (2269, 8380), (4190, 4538)]