18777715496

素因数分解:

$2^3\times {\mathrm{1213}}^1\times {\mathrm{1935049}}^1$

素因数の和:1936268

約数の個数: 16

約数和(自身を含む): 35237260500

約数和(自身を除く): 16459545004

約数列:

[1, 2, 4, 8, 1213, 2426, 4852, 9704, 1935049, 3870098, 7740196, 15480392, 2347214437, 4694428874, 9388857748, 18777715496]

約数ペア:

[(1, 18777715496), (2, 9388857748), (4, 4694428874), (8, 2347214437), (1213, 15480392), (2426, 7740196), (4852, 3870098), (9704, 1935049)]