20616045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72337}}^1$

素因数の和:72364

約数の個数: 16

約数和(自身を含む): 34722240

約数和(自身を除く): 14106195

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 72337, 217011, 361685, 1085055, 1374403, 4123209, 6872015, 20616045]

約数ペア:

[(1, 20616045), (3, 6872015), (5, 4123209), (15, 1374403), (19, 1085055), (57, 361685), (95, 217011), (285, 72337)]