19995348514138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1\times {\mathrm{3729461}}^1$

素因数の和:3730390

約数の個数: 32

約数和(自身を含む): 31775016240000

約数和(自身を除く): 11779667725862

約数列:

[1, 2, 19, 38, 199, 398, 709, 1418, 3781, 7562, 13471, 26942, 141091, 282182, 2680729, 3729461, 5361458, 7458922, 70859759, 141719518, 742162739, 1484325478, 2644187849, 5288375698, 14101092041, 28202184082, 50239569131, 100479138262, 526193381951, 1052386763902, 9997674257069, 19995348514138]

約数ペア:

[(1, 19995348514138), (2, 9997674257069), (19, 1052386763902), (38, 526193381951), (199, 100479138262), (398, 50239569131), (709, 28202184082), (1418, 14101092041), (3781, 5288375698), (7562, 2644187849), (13471, 1484325478), (26942, 742162739), (141091, 141719518), (282182, 70859759), (2680729, 7458922), (3729461, 5361458)]