18725252

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7349}}^1$

素因数の和:7380

約数の個数: 36

約数和(自身を含む): 41057100

約数和(自身を除く): 22331848

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7349, 14698, 29396, 51443, 95537, 102886, 191074, 205772, 360101, 382148, 668759, 720202, 1337518, 1440404, 2675036, 4681313, 9362626, 18725252]

約数ペア:

[(1, 18725252), (2, 9362626), (4, 4681313), (7, 2675036), (13, 1440404), (14, 1337518), (26, 720202), (28, 668759), (49, 382148), (52, 360101), (91, 205772), (98, 191074), (182, 102886), (196, 95537), (364, 51443), (637, 29396), (1274, 14698), (2548, 7349)]