72189616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{265403}}^1$

素因数の和:265428

約数の個数: 20

約数和(自身を含む): 148095432

約数和(自身を除く): 75905816

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 265403, 530806, 1061612, 2123224, 4246448, 4511851, 9023702, 18047404, 36094808, 72189616]

約数ペア:

[(1, 72189616), (2, 36094808), (4, 18047404), (8, 9023702), (16, 4511851), (17, 4246448), (34, 2123224), (68, 1061612), (136, 530806), (272, 265403)]