20525692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{761}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 39300912

約数和(自身を除く): 18775220

約数列:

[1, 2, 4, 11, 22, 44, 613, 761, 1226, 1522, 2452, 3044, 6743, 8371, 13486, 16742, 26972, 33484, 466493, 932986, 1865972, 5131423, 10262846, 20525692]

約数ペア:

[(1, 20525692), (2, 10262846), (4, 5131423), (11, 1865972), (22, 932986), (44, 466493), (613, 33484), (761, 26972), (1226, 16742), (1522, 13486), (2452, 8371), (3044, 6743)]