220193776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1251101}}^1$

素因数の和:1251120

約数の個数: 20

約数和(自身を含む): 465409944

約数和(自身を除く): 245216168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1251101, 2502202, 5004404, 10008808, 13762111, 20017616, 27524222, 55048444, 110096888, 220193776]

約数ペア:

[(1, 220193776), (2, 110096888), (4, 55048444), (8, 27524222), (11, 20017616), (16, 13762111), (22, 10008808), (44, 5004404), (88, 2502202), (176, 1251101)]