19826859

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4003}}^1$

素因数の和:4146

約数の個数: 16

約数和(自身を含む): 28700672

約数和(自身を除く): 8873813

約数列:

[1, 3, 13, 39, 127, 381, 1651, 4003, 4953, 12009, 52039, 156117, 508381, 1525143, 6608953, 19826859]

約数ペア:

[(1, 19826859), (3, 6608953), (13, 1525143), (39, 508381), (127, 156117), (381, 52039), (1651, 12009), (4003, 4953)]