20055772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4513}}^1$

素因数の和:4629

約数の個数: 24

約数和(自身を含む): 38675952

約数和(自身を除く): 18620180

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 4513, 9026, 18052, 49643, 99286, 198572, 455813, 911626, 1823252, 5013943, 10027886, 20055772]

約数ペア:

[(1, 20055772), (2, 10027886), (4, 5013943), (11, 1823252), (22, 911626), (44, 455813), (101, 198572), (202, 99286), (404, 49643), (1111, 18052), (2222, 9026), (4444, 4513)]