20199256305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1\times {\mathrm{22441}}^1$

素因数の和:25081

約数の個数: 32

約数和(自身を含む): 33738405120

約数和(自身を除く): 13539148815

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 2609, 7827, 13045, 22441, 39135, 60007, 67323, 112205, 180021, 300035, 336615, 516143, 900105, 1548429, 2580715, 7742145, 58548569, 175645707, 292742845, 878228535, 1346617087, 4039851261, 6733085435, 20199256305]

約数ペア:

[(1, 20199256305), (3, 6733085435), (5, 4039851261), (15, 1346617087), (23, 878228535), (69, 292742845), (115, 175645707), (345, 58548569), (2609, 7742145), (7827, 2580715), (13045, 1548429), (22441, 900105), (39135, 516143), (60007, 336615), (67323, 300035), (112205, 180021)]