19561114

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 29998080

約数和(自身を除く): 10436966

約数列:

[1, 2, 61, 122, 223, 446, 719, 1438, 13603, 27206, 43859, 87718, 160337, 320674, 9780557, 19561114]

約数ペア:

[(1, 19561114), (2, 9780557), (61, 320674), (122, 160337), (223, 87718), (446, 43859), (719, 27206), (1438, 13603)]