20013166

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7873}}^1$

素因数の和:7947

約数の個数: 16

約数和(自身を含む): 31747968

約数和(自身を除く): 11734802

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 7873, 15746, 244063, 322793, 488126, 645586, 10006583, 20013166]

約数ペア:

[(1, 20013166), (2, 10006583), (31, 645586), (41, 488126), (62, 322793), (82, 244063), (1271, 15746), (2542, 7873)]