20495683

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 22752576

約数和(自身を除く): 2256893

約数列:

[1, 13, 53, 151, 197, 689, 1963, 2561, 8003, 10441, 29747, 104039, 135733, 386711, 1576591, 20495683]

約数ペア:

[(1, 20495683), (13, 1576591), (53, 386711), (151, 135733), (197, 104039), (689, 29747), (1963, 10441), (2561, 8003)]