20853836

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 37439136

約数和(自身を除く): 16585300

約数列:

[1, 2, 4, 71, 97, 142, 194, 284, 388, 757, 1514, 3028, 6887, 13774, 27548, 53747, 73429, 107494, 146858, 214988, 293716, 5213459, 10426918, 20853836]

約数ペア:

[(1, 20853836), (2, 10426918), (4, 5213459), (71, 293716), (97, 214988), (142, 146858), (194, 107494), (284, 73429), (388, 53747), (757, 27548), (1514, 13774), (3028, 6887)]