19484307

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{5867}}^1$

素因数の和:5920

約数の個数: 20

約数和(自身を含む): 29821176

約数和(自身を除く): 10336869

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 5867, 17601, 52803, 158409, 240547, 475227, 721641, 2164923, 6494769, 19484307]

約数ペア:

[(1, 19484307), (3, 6494769), (9, 2164923), (27, 721641), (41, 475227), (81, 240547), (123, 158409), (369, 52803), (1107, 17601), (3321, 5867)]