20081506

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{367}}^1$

素因数の和:729

約数の個数: 16

約数和(自身を含む): 30602880

約数和(自身を除く): 10521374

約数列:

[1, 2, 109, 218, 251, 367, 502, 734, 27359, 40003, 54718, 80006, 92117, 184234, 10040753, 20081506]

約数ペア:

[(1, 20081506), (2, 10040753), (109, 184234), (218, 92117), (251, 80006), (367, 54718), (502, 40003), (734, 27359)]