20195636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2237}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 36909096

約数和(自身を除く): 16713460

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2237, 2257, 4474, 4514, 8948, 9028, 82769, 136457, 165538, 272914, 331076, 545828, 5048909, 10097818, 20195636]

約数ペア:

[(1, 20195636), (2, 10097818), (4, 5048909), (37, 545828), (61, 331076), (74, 272914), (122, 165538), (148, 136457), (244, 82769), (2237, 9028), (2257, 8948), (4474, 4514)]