20677167

素因数分解:

$3^3\times 7^2\times {\mathrm{15629}}^1$

素因数の和:15652

約数の個数: 24

約数和(自身を含む): 35636400

約数和(自身を除く): 14959233

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15629, 46887, 109403, 140661, 328209, 421983, 765821, 984627, 2297463, 2953881, 6892389, 20677167]

約数ペア:

[(1, 20677167), (3, 6892389), (7, 2953881), (9, 2297463), (21, 984627), (27, 765821), (49, 421983), (63, 328209), (147, 140661), (189, 109403), (441, 46887), (1323, 15629)]