156940312336

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{239238281}}^1$

素因数の和:239238330

約数の個数: 20

約数和(自身を含む): 311488243164

約数和(自身を除く): 154547930828

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 239238281, 478476562, 956953124, 1913906248, 3827812496, 9808769521, 19617539042, 39235078084, 78470156168, 156940312336]

約数ペア:

[(1, 156940312336), (2, 78470156168), (4, 39235078084), (8, 19617539042), (16, 9808769521), (41, 3827812496), (82, 1913906248), (164, 956953124), (328, 478476562), (656, 239238281)]