19372660

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3769}}^1$

素因数の和:4035

約数の個数: 24

約数和(自身を含む): 40851720

約数和(自身を除く): 21479060

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 3769, 5140, 7538, 15076, 18845, 37690, 75380, 968633, 1937266, 3874532, 4843165, 9686330, 19372660]

約数ペア:

[(1, 19372660), (2, 9686330), (4, 4843165), (5, 3874532), (10, 1937266), (20, 968633), (257, 75380), (514, 37690), (1028, 18845), (1285, 15076), (2570, 7538), (3769, 5140)]