20178587562

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{953}}^2$

素因数の和:1964

約数の個数: 72

約数和(自身を含む): 48265645344

約数和(自身を除く): 28087057782

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 529, 953, 966, 1058, 1587, 1906, 2859, 3174, 3703, 5718, 6671, 7406, 11109, 13342, 20013, 21919, 22218, 40026, 43838, 65757, 131514, 153433, 306866, 460299, 504137, 908209, 920598, 1008274, 1512411, 1816418, 2724627, 3024822, 3528959, 5449254, 6357463, 7057918, 10586877, 12714926, 19072389, 20888807, 21173754, 38144778, 41777614, 62666421, 125332842, 146221649, 292443298, 438664947, 480442561, 877329894, 960885122, 1441327683, 2882655366, 3363097927, 6726195854, 10089293781, 20178587562]

約数ペア:

[(1, 20178587562), (2, 10089293781), (3, 6726195854), (6, 3363097927), (7, 2882655366), (14, 1441327683), (21, 960885122), (23, 877329894), (42, 480442561), (46, 438664947), (69, 292443298), (138, 146221649), (161, 125332842), (322, 62666421), (483, 41777614), (529, 38144778), (953, 21173754), (966, 20888807), (1058, 19072389), (1587, 12714926), (1906, 10586877), (2859, 7057918), (3174, 6357463), (3703, 5449254), (5718, 3528959), (6671, 3024822), (7406, 2724627), (11109, 1816418), (13342, 1512411), (20013, 1008274), (21919, 920598), (22218, 908209), (40026, 504137), (43838, 460299), (65757, 306866), (131514, 153433)]