20766536

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3823}}^1$

素因数の和:3933

約数の個数: 32

約数和(自身を含む): 44970240

約数和(自身を除く): 24203704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3823, 5432, 7646, 15292, 26761, 30584, 53522, 107044, 214088, 370831, 741662, 1483324, 2595817, 2966648, 5191634, 10383268, 20766536]

約数ペア:

[(1, 20766536), (2, 10383268), (4, 5191634), (7, 2966648), (8, 2595817), (14, 1483324), (28, 741662), (56, 370831), (97, 214088), (194, 107044), (388, 53522), (679, 30584), (776, 26761), (1358, 15292), (2716, 7646), (3823, 5432)]