18091978

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:426

約数の個数: 24

約数和(自身を含む): 29188332

約数和(自身を除く): 11096354

約数列:

[1, 2, 17, 34, 113, 226, 277, 289, 554, 578, 1921, 3842, 4709, 9418, 31301, 32657, 62602, 65314, 80053, 160106, 532117, 1064234, 9045989, 18091978]

約数ペア:

[(1, 18091978), (2, 9045989), (17, 1064234), (34, 532117), (113, 160106), (226, 80053), (277, 65314), (289, 62602), (554, 32657), (578, 31301), (1921, 9418), (3842, 4709)]