19211543

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 21621600

約数和(自身を除く): 2410057

約数列:

[1, 13, 29, 131, 377, 389, 1703, 3799, 5057, 11281, 49387, 50959, 146653, 662467, 1477811, 19211543]

約数ペア:

[(1, 19211543), (13, 1477811), (29, 662467), (131, 146653), (377, 50959), (389, 49387), (1703, 11281), (3799, 5057)]