20171100308

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{117273839}}^1$

素因数の和:117273886

約数の個数: 12

約数和(自身を含む): 36120342720

約数和(自身を除く): 15949242412

約数列:

[1, 2, 4, 43, 86, 172, 117273839, 234547678, 469095356, 5042775077, 10085550154, 20171100308]

約数ペア:

[(1, 20171100308), (2, 10085550154), (4, 5042775077), (43, 469095356), (86, 234547678), (172, 117273839)]