20274576

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{727}}^1$

素因数の和:828

約数の個数: 80

約数和(自身を含む): 60662784

約数和(自身を除く): 40388208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 83, 84, 112, 166, 168, 249, 332, 336, 498, 581, 664, 727, 996, 1162, 1328, 1454, 1743, 1992, 2181, 2324, 2908, 3486, 3984, 4362, 4648, 5089, 5816, 6972, 8724, 9296, 10178, 11632, 13944, 15267, 17448, 20356, 27888, 30534, 34896, 40712, 60341, 61068, 81424, 120682, 122136, 181023, 241364, 244272, 362046, 422387, 482728, 724092, 844774, 965456, 1267161, 1448184, 1689548, 2534322, 2896368, 3379096, 5068644, 6758192, 10137288, 20274576]

約数ペア:

[(1, 20274576), (2, 10137288), (3, 6758192), (4, 5068644), (6, 3379096), (7, 2896368), (8, 2534322), (12, 1689548), (14, 1448184), (16, 1267161), (21, 965456), (24, 844774), (28, 724092), (42, 482728), (48, 422387), (56, 362046), (83, 244272), (84, 241364), (112, 181023), (166, 122136), (168, 120682), (249, 81424), (332, 61068), (336, 60341), (498, 40712), (581, 34896), (664, 30534), (727, 27888), (996, 20356), (1162, 17448), (1328, 15267), (1454, 13944), (1743, 11632), (1992, 10178), (2181, 9296), (2324, 8724), (2908, 6972), (3486, 5816), (3984, 5089), (4362, 4648)]