17946997118

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1\times {\mathrm{5189}}^1$

素因数の和:5672

約数の個数: 32

約数和(自身を含む): 27852612480

約数和(自身を除く): 9905615362

約数列:

[1, 2, 43, 86, 131, 262, 307, 614, 5189, 5633, 10378, 11266, 13201, 26402, 40217, 80434, 223127, 446254, 679759, 1359518, 1593023, 1729331, 3186046, 3458662, 29229637, 58459274, 68499989, 136999978, 208686013, 417372026, 8973498559, 17946997118]

約数ペア:

[(1, 17946997118), (2, 8973498559), (43, 417372026), (86, 208686013), (131, 136999978), (262, 68499989), (307, 58459274), (614, 29229637), (5189, 3458662), (5633, 3186046), (10378, 1729331), (11266, 1593023), (13201, 1359518), (26402, 679759), (40217, 446254), (80434, 223127)]