13680656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{77731}}^1$

素因数の和:77750

約数の個数: 20

約数和(自身を含む): 28916304

約数和(自身を除く): 15235648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 77731, 155462, 310924, 621848, 855041, 1243696, 1710082, 3420164, 6840328, 13680656]

約数ペア:

[(1, 13680656), (2, 6840328), (4, 3420164), (8, 1710082), (11, 1243696), (16, 855041), (22, 621848), (44, 310924), (88, 155462), (176, 77731)]