218608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1051}}^1$

素因数の和:1072

約数の個数: 20

約数和(自身を含む): 456568

約数和(自身を除く): 237960

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1051, 2102, 4204, 8408, 13663, 16816, 27326, 54652, 109304, 218608]

約数ペア:

[(1, 218608), (2, 109304), (4, 54652), (8, 27326), (13, 16816), (16, 13663), (26, 8408), (52, 4204), (104, 2102), (208, 1051)]