20189091

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16699}}^1$

素因数の和:16746

約数の個数: 16

約数和(自身を含む): 29926400

約数和(自身を除く): 9737309

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 16699, 50097, 217087, 517669, 651261, 1553007, 6729697, 20189091]

約数ペア:

[(1, 20189091), (3, 6729697), (13, 1553007), (31, 651261), (39, 517669), (93, 217087), (403, 50097), (1209, 16699)]