19113031

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1097}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 23189760

約数和(自身を除く): 4076729

約数列:

[1, 7, 19, 131, 133, 917, 1097, 2489, 7679, 17423, 20843, 143707, 145901, 1005949, 2730433, 19113031]

約数ペア:

[(1, 19113031), (7, 2730433), (19, 1005949), (131, 145901), (133, 143707), (917, 20843), (1097, 17423), (2489, 7679)]