19785288

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{20107}}^1$

素因数の和:20157

約数の個数: 32

約数和(自身を含む): 50672160

約数和(自身を除く): 30886872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 20107, 40214, 60321, 80428, 120642, 160856, 241284, 482568, 824387, 1648774, 2473161, 3297548, 4946322, 6595096, 9892644, 19785288]

約数ペア:

[(1, 19785288), (2, 9892644), (3, 6595096), (4, 4946322), (6, 3297548), (8, 2473161), (12, 1648774), (24, 824387), (41, 482568), (82, 241284), (123, 160856), (164, 120642), (246, 80428), (328, 60321), (492, 40214), (984, 20107)]