39945026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 67184640

約数和(自身を除く): 27239614

約数列:

[1, 2, 11, 22, 71, 107, 142, 214, 239, 478, 781, 1177, 1562, 2354, 2629, 5258, 7597, 15194, 16969, 25573, 33938, 51146, 83567, 167134, 186659, 281303, 373318, 562606, 1815683, 3631366, 19972513, 39945026]

約数ペア:

[(1, 39945026), (2, 19972513), (11, 3631366), (22, 1815683), (71, 562606), (107, 373318), (142, 281303), (214, 186659), (239, 167134), (478, 83567), (781, 51146), (1177, 33938), (1562, 25573), (2354, 16969), (2629, 15194), (5258, 7597)]