18864655

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 23151744

約数和(自身を除く): 4287089

約数列:

[1, 5, 83, 131, 347, 415, 655, 1735, 10873, 28801, 45457, 54365, 144005, 227285, 3772931, 18864655]

約数ペア:

[(1, 18864655), (5, 3772931), (83, 227285), (131, 144005), (347, 54365), (415, 45457), (655, 28801), (1735, 10873)]