12740644

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1987}}^1$

素因数の和:2227

約数の個数: 24

約数和(自身を含む): 25605440

約数和(自身を除く): 12864796

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 1987, 3206, 3974, 6412, 7948, 13909, 27818, 55636, 455023, 910046, 1820092, 3185161, 6370322, 12740644]

約数ペア:

[(1, 12740644), (2, 6370322), (4, 3185161), (7, 1820092), (14, 910046), (28, 455023), (229, 55636), (458, 27818), (916, 13909), (1603, 7948), (1987, 6412), (3206, 3974)]