19232241

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6991}}^1$

素因数の和:7132

約数の個数: 16

約数和(自身を含む): 29534208

約数和(自身を除く): 10301967

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 6991, 20973, 48937, 146811, 915821, 2747463, 6410747, 19232241]

約数ペア:

[(1, 19232241), (3, 6410747), (7, 2747463), (21, 915821), (131, 146811), (393, 48937), (917, 20973), (2751, 6991)]