19415880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4903}}^1$

素因数の和:4931

約数の個数: 96

約数和(自身を含む): 68852160

約数和(自身を除く): 49436280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4903, 9806, 14709, 19612, 24515, 29418, 39224, 44127, 49030, 53933, 58836, 73545, 88254, 98060, 107866, 117672, 147090, 161799, 176508, 196120, 215732, 220635, 269665, 294180, 323598, 353016, 431464, 441270, 485397, 539330, 588360, 647196, 808995, 882540, 970794, 1078660, 1294392, 1617990, 1765080, 1941588, 2157320, 2426985, 3235980, 3883176, 4853970, 6471960, 9707940, 19415880]

約数ペア:

[(1, 19415880), (2, 9707940), (3, 6471960), (4, 4853970), (5, 3883176), (6, 3235980), (8, 2426985), (9, 2157320), (10, 1941588), (11, 1765080), (12, 1617990), (15, 1294392), (18, 1078660), (20, 970794), (22, 882540), (24, 808995), (30, 647196), (33, 588360), (36, 539330), (40, 485397), (44, 441270), (45, 431464), (55, 353016), (60, 323598), (66, 294180), (72, 269665), (88, 220635), (90, 215732), (99, 196120), (110, 176508), (120, 161799), (132, 147090), (165, 117672), (180, 107866), (198, 98060), (220, 88254), (264, 73545), (330, 58836), (360, 53933), (396, 49030), (440, 44127), (495, 39224), (660, 29418), (792, 24515), (990, 19612), (1320, 14709), (1980, 9806), (3960, 4903)]