20668838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{14827}}^1$

素因数の和:14887

約数の個数: 16

約数和(自身を含む): 33629904

約数和(自身を除く): 12961066

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 14827, 29654, 252059, 504118, 607907, 1215814, 10334419, 20668838]

約数ペア:

[(1, 20668838), (2, 10334419), (17, 1215814), (34, 607907), (41, 504118), (82, 252059), (697, 29654), (1394, 14827)]