12720664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4663}}^1$

素因数の和:4711

約数の個数: 32

約数和(自身を含む): 26864640

約数和(自身を除く): 14143976

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 4663, 9326, 18652, 37304, 51293, 102586, 144553, 205172, 289106, 410344, 578212, 1156424, 1590083, 3180166, 6360332, 12720664]

約数ペア:

[(1, 12720664), (2, 6360332), (4, 3180166), (8, 1590083), (11, 1156424), (22, 578212), (31, 410344), (44, 289106), (62, 205172), (88, 144553), (124, 102586), (248, 51293), (341, 37304), (682, 18652), (1364, 9326), (2728, 4663)]