27720358408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{406171}}^1$

素因数の和:406645

約数の個数: 32

約数和(自身を含む): 54833220000

約数和(自身を除く): 27112861592

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 449, 898, 1796, 3592, 8531, 17062, 34124, 68248, 406171, 812342, 1624684, 3249368, 7717249, 15434498, 30868996, 61737992, 182370779, 364741558, 729483116, 1458966232, 3465044801, 6930089602, 13860179204, 27720358408]

約数ペア:

[(1, 27720358408), (2, 13860179204), (4, 6930089602), (8, 3465044801), (19, 1458966232), (38, 729483116), (76, 364741558), (152, 182370779), (449, 61737992), (898, 30868996), (1796, 15434498), (3592, 7717249), (8531, 3249368), (17062, 1624684), (34124, 812342), (68248, 406171)]