18508196

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1997}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 37146816

約数和(自身を除く): 18638620

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 1997, 2317, 3994, 4634, 7988, 9268, 13979, 27958, 55916, 661007, 1322014, 2644028, 4627049, 9254098, 18508196]

約数ペア:

[(1, 18508196), (2, 9254098), (4, 4627049), (7, 2644028), (14, 1322014), (28, 661007), (331, 55916), (662, 27958), (1324, 13979), (1997, 9268), (2317, 7988), (3994, 4634)]