18783147

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6949}}^1$

素因数の和:7022

約数の個数: 16

約数和(自身を含む): 27021600

約数和(自身を除く): 8238453

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 6949, 20847, 118133, 354399, 368297, 1104891, 6261049, 18783147]

約数ペア:

[(1, 18783147), (3, 6261049), (17, 1104891), (51, 368297), (53, 354399), (159, 118133), (901, 20847), (2703, 6949)]