18348565180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2034209}}^1$

素因数の和:2034270

約数の個数: 48

約数和(自身を含む): 43060157280

約数和(自身を除く): 24711592100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 2034209, 4068418, 8136836, 10171045, 20342090, 22376299, 40684180, 44752598, 83402569, 89505196, 111881495, 166805138, 223762990, 333610276, 417012845, 447525980, 834025690, 917428259, 1668051380, 1834856518, 3669713036, 4587141295, 9174282590, 18348565180]

約数ペア:

[(1, 18348565180), (2, 9174282590), (4, 4587141295), (5, 3669713036), (10, 1834856518), (11, 1668051380), (20, 917428259), (22, 834025690), (41, 447525980), (44, 417012845), (55, 333610276), (82, 223762990), (110, 166805138), (164, 111881495), (205, 89505196), (220, 83402569), (410, 44752598), (451, 40684180), (820, 22376299), (902, 20342090), (1804, 10171045), (2255, 8136836), (4510, 4068418), (9020, 2034209)]