27980656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{158981}}^1$

素因数の和:159000

約数の個数: 20

約数和(自身を含む): 59141304

約数和(自身を除く): 31160648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 158981, 317962, 635924, 1271848, 1748791, 2543696, 3497582, 6995164, 13990328, 27980656]

約数ペア:

[(1, 27980656), (2, 13990328), (4, 6995164), (8, 3497582), (11, 2543696), (16, 1748791), (22, 1271848), (44, 635924), (88, 317962), (176, 158981)]