19320910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 42624000

約数和(自身を除く): 23303090

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 73, 95, 133, 146, 190, 199, 266, 365, 398, 511, 665, 730, 995, 1022, 1330, 1387, 1393, 1990, 2555, 2774, 2786, 3781, 5110, 6935, 6965, 7562, 9709, 13870, 13930, 14527, 18905, 19418, 26467, 29054, 37810, 48545, 52934, 72635, 97090, 101689, 132335, 145270, 203378, 264670, 276013, 508445, 552026, 1016890, 1380065, 1932091, 2760130, 3864182, 9660455, 19320910]

約数ペア:

[(1, 19320910), (2, 9660455), (5, 3864182), (7, 2760130), (10, 1932091), (14, 1380065), (19, 1016890), (35, 552026), (38, 508445), (70, 276013), (73, 264670), (95, 203378), (133, 145270), (146, 132335), (190, 101689), (199, 97090), (266, 72635), (365, 52934), (398, 48545), (511, 37810), (665, 29054), (730, 26467), (995, 19418), (1022, 18905), (1330, 14527), (1387, 13930), (1393, 13870), (1990, 9709), (2555, 7562), (2774, 6965), (2786, 6935), (3781, 5110)]