18809271

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{431}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 29405376

約数和(自身を除く): 10596105

約数列:

[1, 3, 9, 13, 39, 117, 373, 431, 1119, 1293, 3357, 3879, 4849, 5603, 14547, 16809, 43641, 50427, 160763, 482289, 1446867, 2089919, 6269757, 18809271]

約数ペア:

[(1, 18809271), (3, 6269757), (9, 2089919), (13, 1446867), (39, 482289), (117, 160763), (373, 50427), (431, 43641), (1119, 16809), (1293, 14547), (3357, 5603), (3879, 4849)]