20657029104

素因数分解:

$2^4\times 3^3\times {\mathrm{439}}^1\times {\mathrm{108923}}^1$

素因数の和:109379

約数の個数: 80

約数和(自身を含む): 59428934400

約数和(自身を除く): 38771905296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 439, 878, 1317, 1756, 2634, 3512, 3951, 5268, 7024, 7902, 10536, 11853, 15804, 21072, 23706, 31608, 47412, 63216, 94824, 108923, 189648, 217846, 326769, 435692, 653538, 871384, 980307, 1307076, 1742768, 1960614, 2614152, 2940921, 3921228, 5228304, 5881842, 7842456, 11763684, 15684912, 23527368, 47054736, 47817197, 95634394, 143451591, 191268788, 286903182, 382537576, 430354773, 573806364, 765075152, 860709546, 1147612728, 1291064319, 1721419092, 2295225456, 2582128638, 3442838184, 5164257276, 6885676368, 10328514552, 20657029104]

約数ペア:

[(1, 20657029104), (2, 10328514552), (3, 6885676368), (4, 5164257276), (6, 3442838184), (8, 2582128638), (9, 2295225456), (12, 1721419092), (16, 1291064319), (18, 1147612728), (24, 860709546), (27, 765075152), (36, 573806364), (48, 430354773), (54, 382537576), (72, 286903182), (108, 191268788), (144, 143451591), (216, 95634394), (432, 47817197), (439, 47054736), (878, 23527368), (1317, 15684912), (1756, 11763684), (2634, 7842456), (3512, 5881842), (3951, 5228304), (5268, 3921228), (7024, 2940921), (7902, 2614152), (10536, 1960614), (11853, 1742768), (15804, 1307076), (21072, 980307), (23706, 871384), (31608, 653538), (47412, 435692), (63216, 326769), (94824, 217846), (108923, 189648)]