19161916

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 34312320

約数和(自身を除く): 15150404

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 479, 548, 958, 1916, 10001, 20002, 34967, 40004, 65623, 69934, 131246, 139868, 262492, 4790479, 9580958, 19161916]

約数ペア:

[(1, 19161916), (2, 9580958), (4, 4790479), (73, 262492), (137, 139868), (146, 131246), (274, 69934), (292, 65623), (479, 40004), (548, 34967), (958, 20002), (1916, 10001)]