16820964

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{4817}}^1$

素因数の和:4924

約数の個数: 36

約数和(自身を含む): 42966924

約数和(自身を除く): 26145960

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 4817, 9634, 14451, 19268, 28902, 43353, 57804, 86706, 173412, 467249, 934498, 1401747, 1868996, 2803494, 4205241, 5606988, 8410482, 16820964]

約数ペア:

[(1, 16820964), (2, 8410482), (3, 5606988), (4, 4205241), (6, 2803494), (9, 1868996), (12, 1401747), (18, 934498), (36, 467249), (97, 173412), (194, 86706), (291, 57804), (388, 43353), (582, 28902), (873, 19268), (1164, 14451), (1746, 9634), (3492, 4817)]