19620984

素因数分解:

$2^3\times 3^1\times {\mathrm{307}}^1\times {\mathrm{2663}}^1$

素因数の和:2979

約数の個数: 32

約数和(自身を含む): 49230720

約数和(自身を除く): 29609736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 307, 614, 921, 1228, 1842, 2456, 2663, 3684, 5326, 7368, 7989, 10652, 15978, 21304, 31956, 63912, 817541, 1635082, 2452623, 3270164, 4905246, 6540328, 9810492, 19620984]

約数ペア:

[(1, 19620984), (2, 9810492), (3, 6540328), (4, 4905246), (6, 3270164), (8, 2452623), (12, 1635082), (24, 817541), (307, 63912), (614, 31956), (921, 21304), (1228, 15978), (1842, 10652), (2456, 7989), (2663, 7368), (3684, 5326)]