18158036

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{26861}}^1$

素因数の和:26891

約数の個数: 18

約数和(自身を含む): 34410222

約数和(自身を除く): 16252186

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 26861, 53722, 107444, 349193, 698386, 1396772, 4539509, 9079018, 18158036]

約数ペア:

[(1, 18158036), (2, 9079018), (4, 4539509), (13, 1396772), (26, 698386), (52, 349193), (169, 107444), (338, 53722), (676, 26861)]