18697354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11789}}^1$

素因数の和:11865

約数の個数: 16

約数和(自身を含む): 30701160

約数和(自身を除く): 12003806

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 11789, 23578, 153257, 306514, 719129, 1438258, 9348677, 18697354]

約数ペア:

[(1, 18697354), (2, 9348677), (13, 1438258), (26, 719129), (61, 306514), (122, 153257), (793, 23578), (1586, 11789)]