19961769

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{659}}^1$

素因数の和:1124

約数の個数: 16

約数和(自身を含む): 27878400

約数和(自身を除く): 7916631

約数列:

[1, 3, 23, 69, 439, 659, 1317, 1977, 10097, 15157, 30291, 45471, 289301, 867903, 6653923, 19961769]

約数ペア:

[(1, 19961769), (3, 6653923), (23, 867903), (69, 289301), (439, 45471), (659, 30291), (1317, 15157), (1977, 10097)]