19099538

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:673

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 9982702

約数列:

[1, 2, 131, 262, 269, 271, 538, 542, 35239, 35501, 70478, 71002, 72899, 145798, 9549769, 19099538]

約数ペア:

[(1, 19099538), (2, 9549769), (131, 145798), (262, 72899), (269, 71002), (271, 70478), (538, 35501), (542, 35239)]