20171463879

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2081}}^1\times {\mathrm{6323}}^1$

素因数の和:8487

約数の個数: 32

約数和(自身を含む): 31178433024

約数和(自身を除く): 11006969145

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 2081, 6243, 6323, 14567, 18969, 43701, 44261, 132783, 151913, 455739, 461579, 1063391, 1384737, 3190173, 3231053, 9693159, 13158163, 39474489, 92107141, 276321423, 960545899, 2881637697, 6723821293, 20171463879]

約数ペア:

[(1, 20171463879), (3, 6723821293), (7, 2881637697), (21, 960545899), (73, 276321423), (219, 92107141), (511, 39474489), (1533, 13158163), (2081, 9693159), (6243, 3231053), (6323, 3190173), (14567, 1384737), (18969, 1063391), (43701, 461579), (44261, 455739), (132783, 151913)]