18797380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19181}}^1$

素因数の和:19204

約数の個数: 36

約数和(自身を含む): 45921708

約数和(自身を除く): 27124328

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19181, 38362, 76724, 95905, 134267, 191810, 268534, 383620, 537068, 671335, 939869, 1342670, 1879738, 2685340, 3759476, 4699345, 9398690, 18797380]

約数ペア:

[(1, 18797380), (2, 9398690), (4, 4699345), (5, 3759476), (7, 2685340), (10, 1879738), (14, 1342670), (20, 939869), (28, 671335), (35, 537068), (49, 383620), (70, 268534), (98, 191810), (140, 134267), (196, 95905), (245, 76724), (490, 38362), (980, 19181)]