20157048

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{3373}}^1$

素因数の和:3468

約数の個数: 48

約数和(自身を含む): 55266120

約数和(自身を除く): 35109072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 3373, 5976, 6746, 10119, 13492, 20238, 26984, 30357, 40476, 60714, 80952, 121428, 242856, 279959, 559918, 839877, 1119836, 1679754, 2239672, 2519631, 3359508, 5039262, 6719016, 10078524, 20157048]

約数ペア:

[(1, 20157048), (2, 10078524), (3, 6719016), (4, 5039262), (6, 3359508), (8, 2519631), (9, 2239672), (12, 1679754), (18, 1119836), (24, 839877), (36, 559918), (72, 279959), (83, 242856), (166, 121428), (249, 80952), (332, 60714), (498, 40476), (664, 30357), (747, 26984), (996, 20238), (1494, 13492), (1992, 10119), (2988, 6746), (3373, 5976)]