78320318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{4919}}^1$

素因数の和:5359

約数の個数: 16

約数和(自身を含む): 123984000

約数和(自身を除く): 45663682

約数列:

[1, 2, 19, 38, 419, 838, 4919, 7961, 9838, 15922, 93461, 186922, 2061061, 4122122, 39160159, 78320318]

約数ペア:

[(1, 78320318), (2, 39160159), (19, 4122122), (38, 2061061), (419, 186922), (838, 93461), (4919, 15922), (7961, 9838)]