20199289516

素因数分解:

$2^2\times 7^1\times {\mathrm{27917}}^1\times {\mathrm{25841}}^1$

素因数の和:53769

約数の個数: 24

約数和(自身を含む): 40401589536

約数和(自身を除く): 20202300020

約数列:

[1, 2, 4, 7, 14, 28, 25841, 27917, 51682, 55834, 103364, 111668, 180887, 195419, 361774, 390838, 723548, 781676, 721403197, 1442806394, 2885612788, 5049822379, 10099644758, 20199289516]

約数ペア:

[(1, 20199289516), (2, 10099644758), (4, 5049822379), (7, 2885612788), (14, 1442806394), (28, 721403197), (25841, 781676), (27917, 723548), (51682, 390838), (55834, 361774), (103364, 195419), (111668, 180887)]