19587428

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3137}}^1$

素因数の和:3371

約数の個数: 24

約数和(自身を含む): 39363072

約数和(自身を除く): 19775644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 3137, 6244, 6274, 12548, 21959, 43918, 87836, 699551, 1399102, 2798204, 4896857, 9793714, 19587428]

約数ペア:

[(1, 19587428), (2, 9793714), (4, 4896857), (7, 2798204), (14, 1399102), (28, 699551), (223, 87836), (446, 43918), (892, 21959), (1561, 12548), (3122, 6274), (3137, 6244)]