20701239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6719}}^1$

素因数の和:6814

約数の個数: 16

約数和(自身を含む): 30105600

約数和(自身を除く): 9404361

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 6719, 20157, 87347, 262041, 530801, 1592403, 6900413, 20701239]

約数ペア:

[(1, 20701239), (3, 6900413), (13, 1592403), (39, 530801), (79, 262041), (237, 87347), (1027, 20157), (3081, 6719)]