31311824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115117}}^1$

素因数の和:115142

約数の個数: 20

約数和(自身を含む): 64235844

約数和(自身を除く): 32924020

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115117, 230234, 460468, 920936, 1841872, 1956989, 3913978, 7827956, 15655912, 31311824]

約数ペア:

[(1, 31311824), (2, 15655912), (4, 7827956), (8, 3913978), (16, 1956989), (17, 1841872), (34, 920936), (68, 460468), (136, 230234), (272, 115117)]