20607862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 14954378

約数列:

[1, 2, 11, 22, 23, 46, 139, 253, 278, 293, 506, 586, 1529, 3058, 3197, 3223, 6394, 6446, 6739, 13478, 35167, 40727, 70334, 74129, 81454, 148258, 447997, 895994, 936721, 1873442, 10303931, 20607862]

約数ペア:

[(1, 20607862), (2, 10303931), (11, 1873442), (22, 936721), (23, 895994), (46, 447997), (139, 148258), (253, 81454), (278, 74129), (293, 70334), (506, 40727), (586, 35167), (1529, 13478), (3058, 6739), (3197, 6446), (3223, 6394)]