20219858828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3567371}}^1$

素因数の和:3567497

約数の個数: 24

約数和(自身を含む): 38456270160

約数和(自身を除く): 18236411332

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 3567371, 7134742, 14269484, 46375823, 92751646, 185503292, 388843439, 777686878, 1555373756, 5054964707, 10109929414, 20219858828]

約数ペア:

[(1, 20219858828), (2, 10109929414), (4, 5054964707), (13, 1555373756), (26, 777686878), (52, 388843439), (109, 185503292), (218, 92751646), (436, 46375823), (1417, 14269484), (2834, 7134742), (5668, 3567371)]