20883906

素因数分解:

$2^1\times 3^5\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 47515104

約数和(自身を除く): 26631198

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 162, 194, 243, 291, 443, 486, 582, 873, 886, 1329, 1746, 2619, 2658, 3987, 5238, 7857, 7974, 11961, 15714, 23571, 23922, 35883, 42971, 47142, 71766, 85942, 107649, 128913, 215298, 257826, 386739, 773478, 1160217, 2320434, 3480651, 6961302, 10441953, 20883906]

約数ペア:

[(1, 20883906), (2, 10441953), (3, 6961302), (6, 3480651), (9, 2320434), (18, 1160217), (27, 773478), (54, 386739), (81, 257826), (97, 215298), (162, 128913), (194, 107649), (243, 85942), (291, 71766), (443, 47142), (486, 42971), (582, 35883), (873, 23922), (886, 23571), (1329, 15714), (1746, 11961), (2619, 7974), (2658, 7857), (3987, 5238)]