20768067

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1083

約数の個数: 24

約数和(自身を含む): 32011200

約数和(自身を除く): 11243133

約数列:

[1, 3, 9, 17, 51, 149, 153, 447, 911, 1341, 2533, 2733, 7599, 8199, 15487, 22797, 46461, 135739, 139383, 407217, 1221651, 2307563, 6922689, 20768067]

約数ペア:

[(1, 20768067), (3, 6922689), (9, 2307563), (17, 1221651), (51, 407217), (149, 139383), (153, 135739), (447, 46461), (911, 22797), (1341, 15487), (2533, 8199), (2733, 7599)]