31642928

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{10039}}^1$

素因数の和:10244

約数の個数: 20

約数和(自身を含む): 61625520

約数和(自身を除く): 29982592

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 10039, 20078, 40156, 80312, 160624, 1977683, 3955366, 7910732, 15821464, 31642928]

約数ペア:

[(1, 31642928), (2, 15821464), (4, 7910732), (8, 3955366), (16, 1977683), (197, 160624), (394, 80312), (788, 40156), (1576, 20078), (3152, 10039)]