18612433

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{683}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 22654080

約数和(自身を除く): 4041647

約数列:

[1, 7, 17, 119, 229, 683, 1603, 3893, 4781, 11611, 27251, 81277, 156407, 1094849, 2658919, 18612433]

約数ペア:

[(1, 18612433), (7, 2658919), (17, 1094849), (119, 156407), (229, 81277), (683, 27251), (1603, 11611), (3893, 4781)]