20346783

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3847}}^1$

素因数の和:3934

約数の個数: 16

約数和(自身を含む): 28444416

約数和(自身を除く): 8097633

約数列:

[1, 3, 41, 43, 123, 129, 1763, 3847, 5289, 11541, 157727, 165421, 473181, 496263, 6782261, 20346783]

約数ペア:

[(1, 20346783), (3, 6782261), (41, 496263), (43, 473181), (123, 165421), (129, 157727), (1763, 11541), (3847, 5289)]