16820614

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1139

約数の個数: 16

約数和(自身を含む): 25800768

約数和(自身を除く): 8980154

約数列:

[1, 2, 83, 107, 166, 214, 947, 1894, 8881, 17762, 78601, 101329, 157202, 202658, 8410307, 16820614]

約数ペア:

[(1, 16820614), (2, 8410307), (83, 202658), (107, 157202), (166, 101329), (214, 78601), (947, 17762), (1894, 8881)]