19958902865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{11273}}^1\times {\mathrm{32191}}^1$

素因数の和:43480

約数の個数: 16

約数和(自身を含む): 26131147776

約数和(自身を除く): 6172244911

約数列:

[1, 5, 11, 55, 11273, 32191, 56365, 124003, 160955, 354101, 620015, 1770505, 362889143, 1814445715, 3991780573, 19958902865]

約数ペア:

[(1, 19958902865), (5, 3991780573), (11, 1814445715), (55, 362889143), (11273, 1770505), (32191, 620015), (56365, 354101), (124003, 160955)]