16193931

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1426

約数の個数: 16

約数和(自身を含む): 23331840

約数和(自身を除く): 7137909

約数列:

[1, 3, 13, 39, 419, 991, 1257, 2973, 5447, 12883, 16341, 38649, 415229, 1245687, 5397977, 16193931]

約数ペア:

[(1, 16193931), (3, 5397977), (13, 1245687), (39, 415229), (419, 38649), (991, 16341), (1257, 12883), (2973, 5447)]