19178086

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{829}}^1$

素因数の和:1143

約数の個数: 16

約数和(自身を含む): 29581200

約数和(自身を除く): 10403114

約数列:

[1, 2, 43, 86, 269, 538, 829, 1658, 11567, 23134, 35647, 71294, 223001, 446002, 9589043, 19178086]

約数ペア:

[(1, 19178086), (2, 9589043), (43, 446002), (86, 223001), (269, 71294), (538, 35647), (829, 23134), (1658, 11567)]