20727486

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 48690096

約数和(自身を除く): 27962610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 283, 313, 566, 626, 849, 939, 1698, 1878, 2547, 2817, 3679, 4069, 5094, 5634, 7358, 8138, 11037, 12207, 22074, 24414, 33111, 36621, 66222, 73242, 88579, 177158, 265737, 531474, 797211, 1151527, 1594422, 2303054, 3454581, 6909162, 10363743, 20727486]

約数ペア:

[(1, 20727486), (2, 10363743), (3, 6909162), (6, 3454581), (9, 2303054), (13, 1594422), (18, 1151527), (26, 797211), (39, 531474), (78, 265737), (117, 177158), (234, 88579), (283, 73242), (313, 66222), (566, 36621), (626, 33111), (849, 24414), (939, 22074), (1698, 12207), (1878, 11037), (2547, 8138), (2817, 7358), (3679, 5634), (4069, 5094)]