2218436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 4279296

約数和(自身を除く): 2060860

約数列:

[1, 2, 4, 11, 22, 44, 127, 254, 397, 508, 794, 1397, 1588, 2794, 4367, 5588, 8734, 17468, 50419, 100838, 201676, 554609, 1109218, 2218436]

約数ペア:

[(1, 2218436), (2, 1109218), (4, 554609), (11, 201676), (22, 100838), (44, 50419), (127, 17468), (254, 8734), (397, 5588), (508, 4367), (794, 2794), (1397, 1588)]