18996965687

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{626611}}^1$

素因数の和:626750

約数の個数: 16

約数和(自身を含む): 22377567744

約数和(自身を除く): 3380602057

約数列:

[1, 7, 61, 71, 427, 497, 4331, 30317, 626611, 4386277, 38223271, 44489381, 267562897, 311425667, 2713852241, 18996965687]

約数ペア:

[(1, 18996965687), (7, 2713852241), (61, 311425667), (71, 267562897), (427, 44489381), (497, 38223271), (4331, 4386277), (30317, 626611)]