19992149654408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{9914341}}^1$

素因数の和:9914598

約数の個数: 64

約数和(自身を含む): 39746200504320

約数和(自身を除く): 19754050849912

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 173, 188, 248, 346, 376, 692, 1384, 1457, 2914, 5363, 5828, 8131, 10726, 11656, 16262, 21452, 32524, 42904, 65048, 252061, 504122, 1008244, 2016488, 9914341, 19828682, 39657364, 79314728, 307344571, 465974027, 614689142, 931948054, 1229378284, 1715180993, 1863896108, 2458756568, 3430361986, 3727792216, 6860723972, 13721447944, 14445194837, 28890389674, 53170610783, 57780779348, 80613506671, 106341221566, 115561558696, 161227013342, 212682443132, 322454026684, 425364886264, 644908053368, 2499018706801, 4998037413602, 9996074827204, 19992149654408]

約数ペア:

[(1, 19992149654408), (2, 9996074827204), (4, 4998037413602), (8, 2499018706801), (31, 644908053368), (47, 425364886264), (62, 322454026684), (94, 212682443132), (124, 161227013342), (173, 115561558696), (188, 106341221566), (248, 80613506671), (346, 57780779348), (376, 53170610783), (692, 28890389674), (1384, 14445194837), (1457, 13721447944), (2914, 6860723972), (5363, 3727792216), (5828, 3430361986), (8131, 2458756568), (10726, 1863896108), (11656, 1715180993), (16262, 1229378284), (21452, 931948054), (32524, 614689142), (42904, 465974027), (65048, 307344571), (252061, 79314728), (504122, 39657364), (1008244, 19828682), (2016488, 9914341)]