18763261

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 21384000

約数和(自身を除く): 2620739

約数列:

[1, 11, 29, 131, 319, 449, 1441, 3799, 4939, 13021, 41789, 58819, 143231, 647009, 1705751, 18763261]

約数ペア:

[(1, 18763261), (11, 1705751), (29, 647009), (131, 143231), (319, 58819), (449, 41789), (1441, 13021), (3799, 4939)]