20145359

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 22333920

約数和(自身を除く): 2188561

約数列:

[1, 13, 67, 101, 229, 871, 1313, 2977, 6767, 15343, 23129, 87971, 199459, 300677, 1549643, 20145359]

約数ペア:

[(1, 20145359), (13, 1549643), (67, 300677), (101, 199459), (229, 87971), (871, 23129), (1313, 15343), (2977, 6767)]