18500972

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2963}}^1$

素因数の和:3197

約数の個数: 24

約数和(自身を含む): 37180416

約数和(自身を除く): 18679444

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 2963, 3122, 5926, 6244, 11852, 20741, 41482, 82964, 660749, 1321498, 2642996, 4625243, 9250486, 18500972]

約数ペア:

[(1, 18500972), (2, 9250486), (4, 4625243), (7, 2642996), (14, 1321498), (28, 660749), (223, 82964), (446, 41482), (892, 20741), (1561, 11852), (2963, 6244), (3122, 5926)]