20017503818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{50023}}^1\times {\mathrm{15391}}^1$

素因数の和:65429

約数の個数: 16

約数和(自身を含む): 32338715136

約数和(自身を除く): 12321211318

約数列:

[1, 2, 13, 26, 15391, 30782, 50023, 100046, 200083, 400166, 650299, 1300598, 769903993, 1539807986, 10008751909, 20017503818]

約数ペア:

[(1, 20017503818), (2, 10008751909), (13, 1539807986), (26, 769903993), (15391, 1300598), (30782, 650299), (50023, 400166), (100046, 200083)]