19539508

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 34856640

約数和(自身を除く): 15317132

約数列:

[1, 2, 4, 113, 139, 226, 278, 311, 452, 556, 622, 1244, 15707, 31414, 35143, 43229, 62828, 70286, 86458, 140572, 172916, 4884877, 9769754, 19539508]

約数ペア:

[(1, 19539508), (2, 9769754), (4, 4884877), (113, 172916), (139, 140572), (226, 86458), (278, 70286), (311, 62828), (452, 43229), (556, 35143), (622, 31414), (1244, 15707)]