18334979

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 21345120

約数和(自身を除く): 3010141

約数列:

[1, 13, 23, 53, 89, 169, 299, 689, 1157, 1219, 2047, 3887, 4717, 8957, 15041, 15847, 26611, 61321, 108491, 206011, 345943, 797173, 1410383, 18334979]

約数ペア:

[(1, 18334979), (13, 1410383), (23, 797173), (53, 345943), (89, 206011), (169, 108491), (299, 61321), (689, 26611), (1157, 15847), (1219, 15041), (2047, 8957), (3887, 4717)]