18903069911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2617}}^1\times {\mathrm{15271}}^1$

素因数の和:17942

約数の個数: 16

約数和(自身を含む): 21110546688

約数和(自身を除く): 2207476777

約数列:

[1, 11, 43, 473, 2617, 15271, 28787, 112531, 167981, 656653, 1237841, 7223183, 39964207, 439606277, 1718460901, 18903069911]

約数ペア:

[(1, 18903069911), (11, 1718460901), (43, 439606277), (473, 39964207), (2617, 7223183), (15271, 1237841), (28787, 656653), (112531, 167981)]