31589974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{8741}}^1$

素因数の和:8895

約数の個数: 16

約数和(自身を含む): 51402960

約数和(自身を除く): 19812986

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 8741, 17482, 113633, 227266, 1214999, 2429998, 15794987, 31589974]

約数ペア:

[(1, 31589974), (2, 15794987), (13, 2429998), (26, 1214999), (139, 227266), (278, 113633), (1807, 17482), (3614, 8741)]