20203798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1709}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 31764960

約数和(自身を除く): 11561162

約数列:

[1, 2, 23, 46, 257, 514, 1709, 3418, 5911, 11822, 39307, 78614, 439213, 878426, 10101899, 20203798]

約数ペア:

[(1, 20203798), (2, 10101899), (23, 878426), (46, 439213), (257, 78614), (514, 39307), (1709, 11822), (3418, 5911)]