18844521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5153}}^1$

素因数の和:5232

約数の個数: 16

約数和(自身を含む): 26718336

約数和(自身を除く): 7873815

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5153, 15459, 118519, 273109, 355557, 819327, 6281507, 18844521]

約数ペア:

[(1, 18844521), (3, 6281507), (23, 819327), (53, 355557), (69, 273109), (159, 118519), (1219, 15459), (3657, 5153)]