18121222

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19319}}^1$

素因数の和:19395

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 13409018

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 19319, 38638, 135233, 270466, 1294373, 2588746, 9060611, 18121222]

約数ペア:

[(1, 18121222), (2, 9060611), (7, 2588746), (14, 1294373), (67, 270466), (134, 135233), (469, 38638), (938, 19319)]