19343178

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 47952000

約数和(自身を除く): 28608822

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 102, 114, 153, 171, 306, 323, 342, 459, 513, 646, 918, 969, 1026, 1109, 1938, 2218, 2907, 3327, 5814, 6654, 8721, 9981, 17442, 18853, 19962, 21071, 29943, 37706, 42142, 56559, 59886, 63213, 113118, 126426, 169677, 189639, 339354, 358207, 379278, 509031, 568917, 716414, 1018062, 1074621, 1137834, 2149242, 3223863, 6447726, 9671589, 19343178]

約数ペア:

[(1, 19343178), (2, 9671589), (3, 6447726), (6, 3223863), (9, 2149242), (17, 1137834), (18, 1074621), (19, 1018062), (27, 716414), (34, 568917), (38, 509031), (51, 379278), (54, 358207), (57, 339354), (102, 189639), (114, 169677), (153, 126426), (171, 113118), (306, 63213), (323, 59886), (342, 56559), (459, 42142), (513, 37706), (646, 29943), (918, 21071), (969, 19962), (1026, 18853), (1109, 17442), (1938, 9981), (2218, 8721), (2907, 6654), (3327, 5814)]