19021171

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 21224448

約数和(自身を除く): 2203277

約数列:

[1, 13, 41, 127, 281, 533, 1651, 3653, 5207, 11521, 35687, 67691, 149773, 463931, 1463167, 19021171]

約数ペア:

[(1, 19021171), (13, 1463167), (41, 463931), (127, 149773), (281, 67691), (533, 35687), (1651, 11521), (3653, 5207)]