20172571654

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{73}}^1\times {\mathrm{28123}}^1$

素因数の和:28249

約数の個数: 32

約数和(自身を含む): 32591216160

約数和(自身を除く): 12418644506

約数列:

[1, 2, 17, 34, 73, 146, 289, 578, 1241, 2482, 4913, 9826, 21097, 28123, 42194, 56246, 358649, 478091, 717298, 956182, 2052979, 4105958, 8127547, 16255094, 34900643, 69801286, 138168299, 276336598, 593310931, 1186621862, 10086285827, 20172571654]

約数ペア:

[(1, 20172571654), (2, 10086285827), (17, 1186621862), (34, 593310931), (73, 276336598), (146, 138168299), (289, 69801286), (578, 34900643), (1241, 16255094), (2482, 8127547), (4913, 4105958), (9826, 2052979), (21097, 956182), (28123, 717298), (42194, 478091), (56246, 358649)]