20195005904

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{3330311}}^1$

素因数の和:3330698

約数の個数: 20

約数和(自身を含む): 39231075360

約数和(自身を除く): 19036069456

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 6064, 3330311, 6660622, 13321244, 26642488, 53284976, 1262187869, 2524375738, 5048751476, 10097502952, 20195005904]

約数ペア:

[(1, 20195005904), (2, 10097502952), (4, 5048751476), (8, 2524375738), (16, 1262187869), (379, 53284976), (758, 26642488), (1516, 13321244), (3032, 6660622), (6064, 3330311)]