12540472

素因数分解:

$2^3\times 7^2\times {\mathrm{31991}}^1$

素因数の和:32011

約数の個数: 24

約数和(自身を含む): 27353160

約数和(自身を除く): 14812688

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 31991, 63982, 127964, 223937, 255928, 447874, 895748, 1567559, 1791496, 3135118, 6270236, 12540472]

約数ペア:

[(1, 12540472), (2, 6270236), (4, 3135118), (7, 1791496), (8, 1567559), (14, 895748), (28, 447874), (49, 255928), (56, 223937), (98, 127964), (196, 63982), (392, 31991)]