18508270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1489}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 36689760

約数和(自身を除く): 18181490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 226, 565, 1130, 1243, 1489, 2486, 2978, 6215, 7445, 12430, 14890, 16379, 32758, 81895, 163790, 168257, 336514, 841285, 1682570, 1850827, 3701654, 9254135, 18508270]

約数ペア:

[(1, 18508270), (2, 9254135), (5, 3701654), (10, 1850827), (11, 1682570), (22, 841285), (55, 336514), (110, 168257), (113, 163790), (226, 81895), (565, 32758), (1130, 16379), (1243, 14890), (1489, 12430), (2486, 7445), (2978, 6215)]