19040644

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18379}}^1$

素因数の和:18427

約数の個数: 24

約数和(自身を含む): 39112640

約数和(自身を除く): 20071996

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 18379, 36758, 73516, 128653, 257306, 514612, 680023, 1360046, 2720092, 4760161, 9520322, 19040644]

約数ペア:

[(1, 19040644), (2, 9520322), (4, 4760161), (7, 2720092), (14, 1360046), (28, 680023), (37, 514612), (74, 257306), (148, 128653), (259, 73516), (518, 36758), (1036, 18379)]