18001837

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 21600000

約数和(自身を除く): 3598163

約数列:

[1, 7, 29, 71, 203, 497, 1249, 2059, 8743, 14413, 36221, 88679, 253547, 620753, 2571691, 18001837]

約数ペア:

[(1, 18001837), (7, 2571691), (29, 620753), (71, 253547), (203, 88679), (497, 36221), (1249, 14413), (2059, 8743)]