20041835

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 26729808

約数和(自身を除く): 6687973

約数列:

[1, 5, 11, 55, 121, 157, 211, 605, 785, 1055, 1727, 2321, 8635, 11605, 18997, 25531, 33127, 94985, 127655, 165635, 364397, 1821985, 4008367, 20041835]

約数ペア:

[(1, 20041835), (5, 4008367), (11, 1821985), (55, 364397), (121, 165635), (157, 127655), (211, 94985), (605, 33127), (785, 25531), (1055, 18997), (1727, 11605), (2321, 8635)]