189845779984

素因数分解:

$2^4\times 7^1\times {\mathrm{21341}}^1\times {\mathrm{79427}}^1$

素因数の和:100783

約数の個数: 40

約数和(自身を含む): 420397789248

約数和(自身を除く): 230552009264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 21341, 42682, 79427, 85364, 149387, 158854, 170728, 298774, 317708, 341456, 555989, 597548, 635416, 1111978, 1195096, 1270832, 2223956, 2390192, 4447912, 8895824, 1695051607, 3390103214, 6780206428, 11865361249, 13560412856, 23730722498, 27120825712, 47461444996, 94922889992, 189845779984]

約数ペア:

[(1, 189845779984), (2, 94922889992), (4, 47461444996), (7, 27120825712), (8, 23730722498), (14, 13560412856), (16, 11865361249), (28, 6780206428), (56, 3390103214), (112, 1695051607), (21341, 8895824), (42682, 4447912), (79427, 2390192), (85364, 2223956), (149387, 1270832), (158854, 1195096), (170728, 1111978), (298774, 635416), (317708, 597548), (341456, 555989)]