18307918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4159}}^1$

素因数の和:4263

約数の個数: 16

約数和(自身を含む): 28753920

約数和(自身を除く): 10446002

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4159, 4402, 8318, 128929, 257858, 295289, 590578, 9153959, 18307918]

約数ペア:

[(1, 18307918), (2, 9153959), (31, 590578), (62, 295289), (71, 257858), (142, 128929), (2201, 8318), (4159, 4402)]