20573146

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:738

約数の個数: 24

約数和(自身を含む): 34205472

約数和(自身を除く): 13632326

約数列:

[1, 2, 11, 22, 121, 151, 242, 302, 563, 1126, 1661, 3322, 6193, 12386, 18271, 36542, 68123, 85013, 136246, 170026, 935143, 1870286, 10286573, 20573146]

約数ペア:

[(1, 20573146), (2, 10286573), (11, 1870286), (22, 935143), (121, 170026), (151, 136246), (242, 85013), (302, 68123), (563, 36542), (1126, 18271), (1661, 12386), (3322, 6193)]