20763542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3931}}^1$

素因数の和:4091

約数の個数: 16

約数和(自身を含む): 33028800

約数和(自身を除く): 12265258

約数列:

[1, 2, 19, 38, 139, 278, 2641, 3931, 5282, 7862, 74689, 149378, 546409, 1092818, 10381771, 20763542]

約数ペア:

[(1, 20763542), (2, 10381771), (19, 1092818), (38, 546409), (139, 149378), (278, 74689), (2641, 7862), (3931, 5282)]