18204808

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{599}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 35640000

約数和(自身を除く): 17435192

約数列:

[1, 2, 4, 8, 29, 58, 116, 131, 232, 262, 524, 599, 1048, 1198, 2396, 3799, 4792, 7598, 15196, 17371, 30392, 34742, 69484, 78469, 138968, 156938, 313876, 627752, 2275601, 4551202, 9102404, 18204808]

約数ペア:

[(1, 18204808), (2, 9102404), (4, 4551202), (8, 2275601), (29, 627752), (58, 313876), (116, 156938), (131, 138968), (232, 78469), (262, 69484), (524, 34742), (599, 30392), (1048, 17371), (1198, 15196), (2396, 7598), (3799, 4792)]