128475771856

素因数分解:

$2^4\times {\mathrm{769}}^1\times {\mathrm{10441789}}^1$

素因数の和:10442566

約数の個数: 20

約数和(自身を含む): 249245527300

約数和(自身を除く): 120769755444

約数列:

[1, 2, 4, 8, 16, 769, 1538, 3076, 6152, 12304, 10441789, 20883578, 41767156, 83534312, 167068624, 8029735741, 16059471482, 32118942964, 64237885928, 128475771856]

約数ペア:

[(1, 128475771856), (2, 64237885928), (4, 32118942964), (8, 16059471482), (16, 8029735741), (769, 167068624), (1538, 83534312), (3076, 41767156), (6152, 20883578), (12304, 10441789)]