18268101

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2273}}^1$

素因数の和:2345

約数の個数: 24

約数和(自身を含む): 28379520

約数和(自身を除く): 10111419

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2273, 2679, 6819, 8037, 20457, 43187, 106831, 129561, 320493, 388683, 961479, 2029789, 6089367, 18268101]

約数ペア:

[(1, 18268101), (3, 6089367), (9, 2029789), (19, 961479), (47, 388683), (57, 320493), (141, 129561), (171, 106831), (423, 43187), (893, 20457), (2273, 8037), (2679, 6819)]