18695380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{84979}}^1$

素因数の和:84999

約数の個数: 24

約数和(自身を含む): 42829920

約数和(自身を除く): 24134540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 84979, 169958, 339916, 424895, 849790, 934769, 1699580, 1869538, 3739076, 4673845, 9347690, 18695380]

約数ペア:

[(1, 18695380), (2, 9347690), (4, 4673845), (5, 3739076), (10, 1869538), (11, 1699580), (20, 934769), (22, 849790), (44, 424895), (55, 339916), (110, 169958), (220, 84979)]