19865694

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{5009}}^1$

素因数の和:5675

約数の個数: 16

約数和(自身を含む): 39799440

約数和(自身を除く): 19933746

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 5009, 10018, 15027, 30054, 3310949, 6621898, 9932847, 19865694]

約数ペア:

[(1, 19865694), (2, 9932847), (3, 6621898), (6, 3310949), (661, 30054), (1322, 15027), (1983, 10018), (3966, 5009)]