19916367

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16979}}^1$

素因数の和:17022

約数の個数: 16

約数和(自身を含む): 29341440

約数和(自身を除く): 9425073

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 16979, 50937, 288643, 390517, 865929, 1171551, 6638789, 19916367]

約数ペア:

[(1, 19916367), (3, 6638789), (17, 1171551), (23, 865929), (51, 390517), (69, 288643), (391, 50937), (1173, 16979)]