20852336

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2529

約数の個数: 40

約数和(自身を含む): 44175744

約数和(自身を除く): 23323408

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 2473, 4216, 4946, 8432, 9892, 19784, 39568, 42041, 76663, 84082, 153326, 168164, 306652, 336328, 613304, 672656, 1226608, 1303271, 2606542, 5213084, 10426168, 20852336]

約数ペア:

[(1, 20852336), (2, 10426168), (4, 5213084), (8, 2606542), (16, 1303271), (17, 1226608), (31, 672656), (34, 613304), (62, 336328), (68, 306652), (124, 168164), (136, 153326), (248, 84082), (272, 76663), (496, 42041), (527, 39568), (1054, 19784), (2108, 9892), (2473, 8432), (4216, 4946)]