20447667

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1733}}^1$

素因数の和:1784

約数の個数: 32

約数和(自身を含む): 33292800

約数和(自身を除く): 12845133

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 1733, 3933, 5199, 11799, 15597, 32927, 39859, 46791, 98781, 119577, 296343, 358731, 757321, 889029, 1076193, 2271963, 6815889, 20447667]

約数ペア:

[(1, 20447667), (3, 6815889), (9, 2271963), (19, 1076193), (23, 889029), (27, 757321), (57, 358731), (69, 296343), (171, 119577), (207, 98781), (437, 46791), (513, 39859), (621, 32927), (1311, 15597), (1733, 11799), (3933, 5199)]