20851927452

素因数分解:

$2^2\times 3^2\times {\mathrm{4271}}^1\times {\mathrm{135617}}^1$

素因数の和:139898

約数の個数: 36

約数和(自身を含む): 52721768736

約数和(自身を除く): 31869841284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 4271, 8542, 12813, 17084, 25626, 38439, 51252, 76878, 135617, 153756, 271234, 406851, 542468, 813702, 1220553, 1627404, 2441106, 4882212, 579220207, 1158440414, 1737660621, 2316880828, 3475321242, 5212981863, 6950642484, 10425963726, 20851927452]

約数ペア:

[(1, 20851927452), (2, 10425963726), (3, 6950642484), (4, 5212981863), (6, 3475321242), (9, 2316880828), (12, 1737660621), (18, 1158440414), (36, 579220207), (4271, 4882212), (8542, 2441106), (12813, 1627404), (17084, 1220553), (25626, 813702), (38439, 542468), (51252, 406851), (76878, 271234), (135617, 153756)]