31870138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21799}}^1$

素因数の和:21861

約数の個数: 16

約数和(自身を含む): 51796800

約数和(自身を除く): 19926662

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 21799, 43598, 370583, 741166, 937357, 1874714, 15935069, 31870138]

約数ペア:

[(1, 31870138), (2, 15935069), (17, 1874714), (34, 937357), (43, 741166), (86, 370583), (731, 43598), (1462, 21799)]