259312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:880

約数の個数: 20

約数和(自身を含む): 529480

約数和(自身を除く): 270168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 853, 1706, 3412, 6824, 13648, 16207, 32414, 64828, 129656, 259312]

約数ペア:

[(1, 259312), (2, 129656), (4, 64828), (8, 32414), (16, 16207), (19, 13648), (38, 6824), (76, 3412), (152, 1706), (304, 853)]