31807306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2131}}^1$

素因数の和:2589

約数の個数: 16

約数和(自身を含む): 50656320

約数和(自身を除く): 18849014

約数列:

[1, 2, 17, 34, 439, 878, 2131, 4262, 7463, 14926, 36227, 72454, 935509, 1871018, 15903653, 31807306]

約数ペア:

[(1, 31807306), (2, 15903653), (17, 1871018), (34, 935509), (439, 72454), (878, 36227), (2131, 14926), (4262, 7463)]