20345595

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28859}}^1$

素因数の和:28914

約数の個数: 16

約数和(自身を含む): 33246720

約数和(自身を除く): 12901125

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 28859, 86577, 144295, 432885, 1356373, 4069119, 6781865, 20345595]

約数ペア:

[(1, 20345595), (3, 6781865), (5, 4069119), (15, 1356373), (47, 432885), (141, 144295), (235, 86577), (705, 28859)]