20124272

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3823}}^1$

素因数の和:3885

約数の個数: 40

約数和(自身を含む): 45520896

約数和(自身を除く): 25396624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 3823, 5264, 7646, 15292, 26761, 30584, 53522, 61168, 107044, 179681, 214088, 359362, 428176, 718724, 1257767, 1437448, 2515534, 2874896, 5031068, 10062136, 20124272]

約数ペア:

[(1, 20124272), (2, 10062136), (4, 5031068), (7, 2874896), (8, 2515534), (14, 1437448), (16, 1257767), (28, 718724), (47, 428176), (56, 359362), (94, 214088), (112, 179681), (188, 107044), (329, 61168), (376, 53522), (658, 30584), (752, 26761), (1316, 15292), (2632, 7646), (3823, 5264)]