20291096

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 45486000

約数和(自身を除く): 25194904

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 74, 98, 148, 196, 259, 296, 392, 518, 1036, 1399, 1813, 2072, 2798, 3626, 5596, 7252, 9793, 11192, 14504, 19586, 39172, 51763, 68551, 78344, 103526, 137102, 207052, 274204, 362341, 414104, 548408, 724682, 1449364, 2536387, 2898728, 5072774, 10145548, 20291096]

約数ペア:

[(1, 20291096), (2, 10145548), (4, 5072774), (7, 2898728), (8, 2536387), (14, 1449364), (28, 724682), (37, 548408), (49, 414104), (56, 362341), (74, 274204), (98, 207052), (148, 137102), (196, 103526), (259, 78344), (296, 68551), (392, 51763), (518, 39172), (1036, 19586), (1399, 14504), (1813, 11192), (2072, 9793), (2798, 7252), (3626, 5596)]