20772528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 61829376

約数和(自身を除く): 41056848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 211, 293, 336, 422, 586, 633, 844, 879, 1172, 1266, 1477, 1688, 1758, 2051, 2344, 2532, 2954, 3376, 3516, 4102, 4431, 4688, 5064, 5908, 6153, 7032, 8204, 8862, 10128, 11816, 12306, 14064, 16408, 17724, 23632, 24612, 32816, 35448, 49224, 61823, 70896, 98448, 123646, 185469, 247292, 370938, 432761, 494584, 741876, 865522, 989168, 1298283, 1483752, 1731044, 2596566, 2967504, 3462088, 5193132, 6924176, 10386264, 20772528]

約数ペア:

[(1, 20772528), (2, 10386264), (3, 6924176), (4, 5193132), (6, 3462088), (7, 2967504), (8, 2596566), (12, 1731044), (14, 1483752), (16, 1298283), (21, 989168), (24, 865522), (28, 741876), (42, 494584), (48, 432761), (56, 370938), (84, 247292), (112, 185469), (168, 123646), (211, 98448), (293, 70896), (336, 61823), (422, 49224), (586, 35448), (633, 32816), (844, 24612), (879, 23632), (1172, 17724), (1266, 16408), (1477, 14064), (1688, 12306), (1758, 11816), (2051, 10128), (2344, 8862), (2532, 8204), (2954, 7032), (3376, 6153), (3516, 5908), (4102, 5064), (4431, 4688)]