19381168

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{1753}}^1$

素因数の和:2452

約数の個数: 20

約数和(自身を含む): 37626808

約数和(自身を除く): 18245640

約数列:

[1, 2, 4, 8, 16, 691, 1382, 1753, 2764, 3506, 5528, 7012, 11056, 14024, 28048, 1211323, 2422646, 4845292, 9690584, 19381168]

約数ペア:

[(1, 19381168), (2, 9690584), (4, 4845292), (8, 2422646), (16, 1211323), (691, 28048), (1382, 14024), (1753, 11056), (2764, 7012), (3506, 5528)]