20189153

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 22179840

約数和(自身を除く): 1990687

約数列:

[1, 19, 31, 151, 227, 589, 2869, 4313, 4681, 7037, 34277, 88939, 133703, 651263, 1062587, 20189153]

約数ペア:

[(1, 20189153), (19, 1062587), (31, 651263), (151, 133703), (227, 88939), (589, 34277), (2869, 7037), (4313, 4681)]