18679838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2089}}^1$

素因数の和:2371

約数の個数: 16

約数和(自身を含む): 29795040

約数和(自身を除く): 11115202

約数列:

[1, 2, 17, 34, 263, 526, 2089, 4178, 4471, 8942, 35513, 71026, 549407, 1098814, 9339919, 18679838]

約数ペア:

[(1, 18679838), (2, 9339919), (17, 1098814), (34, 549407), (263, 71026), (526, 35513), (2089, 8942), (4178, 4471)]