18181806

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 38685600

約数和(自身を除く): 20503794

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 397, 449, 794, 898, 1191, 1347, 2382, 2694, 6749, 7633, 13498, 15266, 20247, 22899, 40494, 45798, 178253, 356506, 534759, 1069518, 3030301, 6060602, 9090903, 18181806]

約数ペア:

[(1, 18181806), (2, 9090903), (3, 6060602), (6, 3030301), (17, 1069518), (34, 534759), (51, 356506), (102, 178253), (397, 45798), (449, 40494), (794, 22899), (898, 20247), (1191, 15266), (1347, 13498), (2382, 7633), (2694, 6749)]