20448846

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 28298034

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 139, 198, 278, 417, 743, 834, 1251, 1486, 1529, 2229, 2502, 3058, 4458, 4587, 6687, 8173, 9174, 13374, 13761, 16346, 24519, 27522, 49038, 73557, 103277, 147114, 206554, 309831, 619662, 929493, 1136047, 1858986, 2272094, 3408141, 6816282, 10224423, 20448846]

約数ペア:

[(1, 20448846), (2, 10224423), (3, 6816282), (6, 3408141), (9, 2272094), (11, 1858986), (18, 1136047), (22, 929493), (33, 619662), (66, 309831), (99, 206554), (139, 147114), (198, 103277), (278, 73557), (417, 49038), (743, 27522), (834, 24519), (1251, 16346), (1486, 13761), (1529, 13374), (2229, 9174), (2502, 8173), (3058, 6687), (4458, 4587)]