19420624

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5443}}^1$

素因数の和:5674

約数の個数: 20

約数和(自身を含む): 37803136

約数和(自身を除く): 18382512

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5443, 10886, 21772, 43544, 87088, 1213789, 2427578, 4855156, 9710312, 19420624]

約数ペア:

[(1, 19420624), (2, 9710312), (4, 4855156), (8, 2427578), (16, 1213789), (223, 87088), (446, 43544), (892, 21772), (1784, 10886), (3568, 5443)]