64964752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{238841}}^1$

素因数の和:238866

約数の個数: 20

約数和(自身を含む): 133273836

約数和(自身を除く): 68309084

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 238841, 477682, 955364, 1910728, 3821456, 4060297, 8120594, 16241188, 32482376, 64964752]

約数ペア:

[(1, 64964752), (2, 32482376), (4, 16241188), (8, 8120594), (16, 4060297), (17, 3821456), (34, 1910728), (68, 955364), (136, 477682), (272, 238841)]