20359136

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{937}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 46329696

約数和(自身を除く): 25970560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 937, 1358, 1552, 1874, 2716, 3104, 3748, 5432, 6559, 7496, 10864, 13118, 14992, 21728, 26236, 29984, 52472, 90889, 104944, 181778, 209888, 363556, 636223, 727112, 1272446, 1454224, 2544892, 2908448, 5089784, 10179568, 20359136]

約数ペア:

[(1, 20359136), (2, 10179568), (4, 5089784), (7, 2908448), (8, 2544892), (14, 1454224), (16, 1272446), (28, 727112), (32, 636223), (56, 363556), (97, 209888), (112, 181778), (194, 104944), (224, 90889), (388, 52472), (679, 29984), (776, 26236), (937, 21728), (1358, 14992), (1552, 13118), (1874, 10864), (2716, 7496), (3104, 6559), (3748, 5432)]