19983672

素因数分解:

$2^3\times 3^4\times {\mathrm{30839}}^1$

素因数の和:30857

約数の個数: 40

約数和(自身を含む): 55974600

約数和(自身を除く): 35990928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30839, 61678, 92517, 123356, 185034, 246712, 277551, 370068, 555102, 740136, 832653, 1110204, 1665306, 2220408, 2497959, 3330612, 4995918, 6661224, 9991836, 19983672]

約数ペア:

[(1, 19983672), (2, 9991836), (3, 6661224), (4, 4995918), (6, 3330612), (8, 2497959), (9, 2220408), (12, 1665306), (18, 1110204), (24, 832653), (27, 740136), (36, 555102), (54, 370068), (72, 277551), (81, 246712), (108, 185034), (162, 123356), (216, 92517), (324, 61678), (648, 30839)]