19662421958

素因数分解:

$2^1\times {\mathrm{73}}^2\times {\mathrm{661}}^1\times {\mathrm{2791}}^1$

素因数の和:3600

約数の個数: 24

約数和(自身を含む): 29959159536

約数和(自身を除く): 10296737578

約数列:

[1, 2, 73, 146, 661, 1322, 2791, 5329, 5582, 10658, 48253, 96506, 203743, 407486, 1844851, 3522469, 3689702, 7044938, 14873239, 29746478, 134674123, 269348246, 9831210979, 19662421958]

約数ペア:

[(1, 19662421958), (2, 9831210979), (73, 269348246), (146, 134674123), (661, 29746478), (1322, 14873239), (2791, 7044938), (5329, 3689702), (5582, 3522469), (10658, 1844851), (48253, 407486), (96506, 203743)]