20616315

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29243}}^1$

素因数の和:29298

約数の個数: 16

約数和(自身を含む): 33689088

約数和(自身を除く): 13072773

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 29243, 87729, 146215, 438645, 1374421, 4123263, 6872105, 20616315]

約数ペア:

[(1, 20616315), (3, 6872105), (5, 4123263), (15, 1374421), (47, 438645), (141, 146215), (235, 87729), (705, 29243)]