18936957

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{911}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 28038528

約数和(自身を除く): 9101571

約数列:

[1, 3, 13, 39, 41, 123, 169, 507, 533, 911, 1599, 2733, 6929, 11843, 20787, 35529, 37351, 112053, 153959, 461877, 485563, 1456689, 6312319, 18936957]

約数ペア:

[(1, 18936957), (3, 6312319), (13, 1456689), (39, 485563), (41, 461877), (123, 153959), (169, 112053), (507, 37351), (533, 35529), (911, 20787), (1599, 11843), (2733, 6929)]