18377254

素因数分解:

$2^1\times 7^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 40

約数和(自身を含む): 33275880

約数和(自身を除く): 14898626

約数列:

[1, 2, 7, 14, 43, 49, 86, 89, 98, 178, 301, 343, 602, 623, 686, 1246, 2107, 2401, 3827, 4214, 4361, 4802, 7654, 8722, 14749, 26789, 29498, 30527, 53578, 61054, 103243, 187523, 206486, 213689, 375046, 427378, 1312661, 2625322, 9188627, 18377254]

約数ペア:

[(1, 18377254), (2, 9188627), (7, 2625322), (14, 1312661), (43, 427378), (49, 375046), (86, 213689), (89, 206486), (98, 187523), (178, 103243), (301, 61054), (343, 53578), (602, 30527), (623, 29498), (686, 26789), (1246, 14749), (2107, 8722), (2401, 7654), (3827, 4802), (4214, 4361)]