19716267

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3617}}^1$

素因数の和:3722

約数の個数: 16

約数和(自身を含む): 27786240

約数和(自身を除く): 8069973

約数列:

[1, 3, 23, 69, 79, 237, 1817, 3617, 5451, 10851, 83191, 249573, 285743, 857229, 6572089, 19716267]

約数ペア:

[(1, 19716267), (3, 6572089), (23, 857229), (69, 285743), (79, 249573), (237, 83191), (1817, 10851), (3617, 5451)]