19109157

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3613}}^1$

素因数の和:3700

約数の個数: 16

約数和(自身を含む): 26714688

約数和(自身を除く): 7605531

約数列:

[1, 3, 41, 43, 123, 129, 1763, 3613, 5289, 10839, 148133, 155359, 444399, 466077, 6369719, 19109157]

約数ペア:

[(1, 19109157), (3, 6369719), (41, 466077), (43, 444399), (123, 155359), (129, 148133), (1763, 10839), (3613, 5289)]