18413902

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:532

約数の個数: 24

約数和(自身を含む): 30186216

約数和(自身を除く): 11772314

約数列:

[1, 2, 13, 26, 157, 169, 314, 338, 347, 694, 2041, 4082, 4511, 9022, 26533, 53066, 54479, 58643, 108958, 117286, 708227, 1416454, 9206951, 18413902]

約数ペア:

[(1, 18413902), (2, 9206951), (13, 1416454), (26, 708227), (157, 117286), (169, 108958), (314, 58643), (338, 54479), (347, 53066), (694, 26533), (2041, 9022), (4082, 4511)]