18595421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 20656944

約数和(自身を除く): 2061523

約数列:

[1, 13, 53, 137, 197, 689, 1781, 2561, 7261, 10441, 26989, 94393, 135733, 350857, 1430417, 18595421]

約数ペア:

[(1, 18595421), (13, 1430417), (53, 350857), (137, 135733), (197, 94393), (689, 26989), (1781, 10441), (2561, 7261)]