20604472

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1399}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 23747528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1399, 1841, 2104, 2798, 3682, 5596, 7364, 9793, 11192, 14728, 19586, 39172, 78344, 367937, 735874, 1471748, 2575559, 2943496, 5151118, 10302236, 20604472]

約数ペア:

[(1, 20604472), (2, 10302236), (4, 5151118), (7, 2943496), (8, 2575559), (14, 1471748), (28, 735874), (56, 367937), (263, 78344), (526, 39172), (1052, 19586), (1399, 14728), (1841, 11192), (2104, 9793), (2798, 7364), (3682, 5596)]