18759794312

素因数分解:

$2^3\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{282221}}^1$

素因数の和:283421

約数の個数: 32

約数和(自身を含む): 40233568320

約数和(自身を除く): 21473774008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1187, 2374, 4748, 8309, 9496, 16618, 33236, 66472, 282221, 564442, 1128884, 1975547, 2257768, 3951094, 7902188, 15804376, 334996327, 669992654, 1339985308, 2344974289, 2679970616, 4689948578, 9379897156, 18759794312]

約数ペア:

[(1, 18759794312), (2, 9379897156), (4, 4689948578), (7, 2679970616), (8, 2344974289), (14, 1339985308), (28, 669992654), (56, 334996327), (1187, 15804376), (2374, 7902188), (4748, 3951094), (8309, 2257768), (9496, 1975547), (16618, 1128884), (33236, 564442), (66472, 282221)]