40840018

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{29297}}^1$

素因数の和:29357

約数の個数: 16

約数和(自身を含む): 66447864

約数和(自身を除く): 25607846

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 29297, 58594, 498049, 996098, 1201177, 2402354, 20420009, 40840018]

約数ペア:

[(1, 40840018), (2, 20420009), (17, 2402354), (34, 1201177), (41, 996098), (82, 498049), (697, 58594), (1394, 29297)]