189954478

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{45077}}^1$

素因数の和:45136

約数の個数: 24

約数和(自身を含む): 339166872

約数和(自身を除く): 149212394

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 45077, 90154, 315539, 631078, 1938311, 2208773, 3876622, 4417546, 13568177, 27136354, 94977239, 189954478]

約数ペア:

[(1, 189954478), (2, 94977239), (7, 27136354), (14, 13568177), (43, 4417546), (49, 3876622), (86, 2208773), (98, 1938311), (301, 631078), (602, 315539), (2107, 90154), (4214, 45077)]