20453778

素因数分解:

$2^1\times 3^2\times {\mathrm{701}}^1\times {\mathrm{1621}}^1$

素因数の和:2330

約数の個数: 24

約数和(自身を含む): 44407116

約数和(自身を除く): 23953338

約数列:

[1, 2, 3, 6, 9, 18, 701, 1402, 1621, 2103, 3242, 4206, 4863, 6309, 9726, 12618, 14589, 29178, 1136321, 2272642, 3408963, 6817926, 10226889, 20453778]

約数ペア:

[(1, 20453778), (2, 10226889), (3, 6817926), (6, 3408963), (9, 2272642), (18, 1136321), (701, 29178), (1402, 14589), (1621, 12618), (2103, 9726), (3242, 6309), (4206, 4863)]