20115797

素因数分解:

${\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 22259328

約数和(自身を除く): 2143531

約数列:

[1, 13, 83, 103, 181, 1079, 1339, 2353, 8549, 15023, 18643, 111137, 195299, 242359, 1547369, 20115797]

約数ペア:

[(1, 20115797), (13, 1547369), (83, 242359), (103, 195299), (181, 111137), (1079, 18643), (1339, 15023), (2353, 8549)]