78539312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{258353}}^1$

素因数の和:258380

約数の個数: 20

約数和(自身を含む): 160179480

約数和(自身を除く): 81640168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 258353, 516706, 1033412, 2066824, 4133648, 4908707, 9817414, 19634828, 39269656, 78539312]

約数ペア:

[(1, 78539312), (2, 39269656), (4, 19634828), (8, 9817414), (16, 4908707), (19, 4133648), (38, 2066824), (76, 1033412), (152, 516706), (304, 258353)]