66449872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{244301}}^1$

素因数の和:244326

約数の個数: 20

約数和(自身を含む): 136320516

約数和(自身を除く): 69870644

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 244301, 488602, 977204, 1954408, 3908816, 4153117, 8306234, 16612468, 33224936, 66449872]

約数ペア:

[(1, 66449872), (2, 33224936), (4, 16612468), (8, 8306234), (16, 4153117), (17, 3908816), (34, 1954408), (68, 977204), (136, 488602), (272, 244301)]