19662244

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18979}}^1$

素因数の和:19027

約数の個数: 24

約数和(自身を含む): 40389440

約数和(自身を除く): 20727196

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 18979, 37958, 75916, 132853, 265706, 531412, 702223, 1404446, 2808892, 4915561, 9831122, 19662244]

約数ペア:

[(1, 19662244), (2, 9831122), (4, 4915561), (7, 2808892), (14, 1404446), (28, 702223), (37, 531412), (74, 265706), (148, 132853), (259, 75916), (518, 37958), (1036, 18979)]