20903224

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{70619}}^1$

素因数の和:70662

約数の個数: 16

約数和(自身を含む): 40253400

約数和(自身を除く): 19350176

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 70619, 141238, 282476, 564952, 2612903, 5225806, 10451612, 20903224]

約数ペア:

[(1, 20903224), (2, 10451612), (4, 5225806), (8, 2612903), (37, 564952), (74, 282476), (148, 141238), (296, 70619)]