19178710816

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{243533}}^1$

素因数の和:243673

約数の個数: 48

約数和(自身を含む): 39768128064

約数和(自身を除く): 20589417248

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 107, 184, 214, 368, 428, 736, 856, 1712, 2461, 3424, 4922, 9844, 19688, 39376, 78752, 243533, 487066, 974132, 1948264, 3896528, 5601259, 7793056, 11202518, 22405036, 26058031, 44810072, 52116062, 89620144, 104232124, 179240288, 208464248, 416928496, 599334713, 833856992, 1198669426, 2397338852, 4794677704, 9589355408, 19178710816]

約数ペア:

[(1, 19178710816), (2, 9589355408), (4, 4794677704), (8, 2397338852), (16, 1198669426), (23, 833856992), (32, 599334713), (46, 416928496), (92, 208464248), (107, 179240288), (184, 104232124), (214, 89620144), (368, 52116062), (428, 44810072), (736, 26058031), (856, 22405036), (1712, 11202518), (2461, 7793056), (3424, 5601259), (4922, 3896528), (9844, 1948264), (19688, 974132), (39376, 487066), (78752, 243533)]