17966790820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{218947}}^1$

素因数の和:219340

約数の個数: 48

約数和(自身を含む): 41270822208

約数和(自身を除く): 23304031388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 373, 746, 1492, 1865, 3730, 4103, 7460, 8206, 16412, 20515, 41030, 82060, 218947, 437894, 875788, 1094735, 2189470, 2408417, 4378940, 4816834, 9633668, 12042085, 24084170, 48168340, 81667231, 163334462, 326668924, 408336155, 816672310, 898339541, 1633344620, 1796679082, 3593358164, 4491697705, 8983395410, 17966790820]

約数ペア:

[(1, 17966790820), (2, 8983395410), (4, 4491697705), (5, 3593358164), (10, 1796679082), (11, 1633344620), (20, 898339541), (22, 816672310), (44, 408336155), (55, 326668924), (110, 163334462), (220, 81667231), (373, 48168340), (746, 24084170), (1492, 12042085), (1865, 9633668), (3730, 4816834), (4103, 4378940), (7460, 2408417), (8206, 2189470), (16412, 1094735), (20515, 875788), (41030, 437894), (82060, 218947)]