2780385868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1445107}}^1$

素因数の和:1445161

約数の個数: 24

約数和(自身を含む): 5381582192

約数和(自身を除く): 2601196324

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 1445107, 2890214, 5780428, 18786391, 37572782, 53468959, 75145564, 106937918, 213875836, 695096467, 1390192934, 2780385868]

約数ペア:

[(1, 2780385868), (2, 1390192934), (4, 695096467), (13, 213875836), (26, 106937918), (37, 75145564), (52, 53468959), (74, 37572782), (148, 18786391), (481, 5780428), (962, 2890214), (1924, 1445107)]