20351235

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28867}}^1$

素因数の和:28922

約数の個数: 16

約数和(自身を含む): 33255936

約数和(自身を除く): 12904701

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28867, 86601, 144335, 433005, 1356749, 4070247, 6783745, 20351235]

約数ペア:

[(1, 20351235), (3, 6783745), (5, 4070247), (15, 1356749), (47, 433005), (141, 144335), (235, 86601), (705, 28867)]