18502833

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 26278560

約数和(自身を除く): 7775727

約数列:

[1, 3, 23, 69, 89, 131, 267, 393, 529, 1587, 2047, 3013, 6141, 9039, 11659, 34977, 47081, 69299, 141243, 207897, 268157, 804471, 6167611, 18502833]

約数ペア:

[(1, 18502833), (3, 6167611), (23, 804471), (69, 268157), (89, 207897), (131, 141243), (267, 69299), (393, 47081), (529, 34977), (1587, 11659), (2047, 9039), (3013, 6141)]