66980944

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{30557}}^1$

素因数の和:30702

約数の個数: 20

約数和(自身を含む): 130727124

約数和(自身を除く): 63746180

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 30557, 61114, 122228, 244456, 488912, 4186309, 8372618, 16745236, 33490472, 66980944]

約数ペア:

[(1, 66980944), (2, 33490472), (4, 16745236), (8, 8372618), (16, 4186309), (137, 488912), (274, 244456), (548, 122228), (1096, 61114), (2192, 30557)]