19271690

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4217}}^1$

素因数の和:4681

約数の個数: 16

約数和(自身を含む): 34773192

約数和(自身を除く): 15501502

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4217, 4570, 8434, 21085, 42170, 1927169, 3854338, 9635845, 19271690]

約数ペア:

[(1, 19271690), (2, 9635845), (5, 3854338), (10, 1927169), (457, 42170), (914, 21085), (2285, 8434), (4217, 4570)]