20131776725

素因数分解:

$5^2\times {\mathrm{47}}^2\times {\mathrm{364541}}^1$

素因数の和:364645

約数の個数: 18

約数和(自身を含む): 25505910114

約数和(自身を除く): 5374133389

約数列:

[1, 5, 25, 47, 235, 1175, 2209, 11045, 55225, 364541, 1822705, 9113525, 17133427, 85667135, 428335675, 805271069, 4026355345, 20131776725]

約数ペア:

[(1, 20131776725), (5, 4026355345), (25, 805271069), (47, 428335675), (235, 85667135), (1175, 17133427), (2209, 9113525), (11045, 1822705), (55225, 364541)]