18946668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{121453}}^1$

素因数の和:121473

約数の個数: 24

約数和(自身を含む): 47609968

約数和(自身を除く): 28663300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 121453, 242906, 364359, 485812, 728718, 1457436, 1578889, 3157778, 4736667, 6315556, 9473334, 18946668]

約数ペア:

[(1, 18946668), (2, 9473334), (3, 6315556), (4, 4736667), (6, 3157778), (12, 1578889), (13, 1457436), (26, 728718), (39, 485812), (52, 364359), (78, 242906), (156, 121453)]