20204812

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{136519}}^1$

素因数の和:136560

約数の個数: 12

約数和(自身を含む): 36314320

約数和(自身を除く): 16109508

約数列:

[1, 2, 4, 37, 74, 148, 136519, 273038, 546076, 5051203, 10102406, 20204812]

約数ペア:

[(1, 20204812), (2, 10102406), (4, 5051203), (37, 546076), (74, 273038), (148, 136519)]