20829524

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 37137408

約数和(自身を除く): 16307884

約数列:

[1, 2, 4, 127, 131, 254, 262, 313, 508, 524, 626, 1252, 16637, 33274, 39751, 41003, 66548, 79502, 82006, 159004, 164012, 5207381, 10414762, 20829524]

約数ペア:

[(1, 20829524), (2, 10414762), (4, 5207381), (127, 164012), (131, 159004), (254, 82006), (262, 79502), (313, 66548), (508, 41003), (524, 39751), (626, 33274), (1252, 16637)]