18259142

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:604

約数の個数: 24

約数和(自身を含む): 30336768

約数和(自身を除く): 12077626

約数列:

[1, 2, 11, 22, 121, 197, 242, 383, 394, 766, 2167, 4213, 4334, 8426, 23837, 46343, 47674, 75451, 92686, 150902, 829961, 1659922, 9129571, 18259142]

約数ペア:

[(1, 18259142), (2, 9129571), (11, 1659922), (22, 829961), (121, 150902), (197, 92686), (242, 75451), (383, 47674), (394, 46343), (766, 23837), (2167, 8426), (4213, 4334)]