18746220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3221}}^1$

素因数の和:3330

約数の個数: 48

約数和(自身を含む): 53047008

約数和(自身を除く): 34300788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3221, 5820, 6442, 9663, 12884, 16105, 19326, 32210, 38652, 48315, 64420, 96630, 193260, 312437, 624874, 937311, 1249748, 1562185, 1874622, 3124370, 3749244, 4686555, 6248740, 9373110, 18746220]

約数ペア:

[(1, 18746220), (2, 9373110), (3, 6248740), (4, 4686555), (5, 3749244), (6, 3124370), (10, 1874622), (12, 1562185), (15, 1249748), (20, 937311), (30, 624874), (60, 312437), (97, 193260), (194, 96630), (291, 64420), (388, 48315), (485, 38652), (582, 32210), (970, 19326), (1164, 16105), (1455, 12884), (1940, 9663), (2910, 6442), (3221, 5820)]