218909548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{382709}}^1$

素因数の和:382737

約数の個数: 24

約数和(自身を含む): 450066960

約数和(自身を除く): 231157412

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 382709, 765418, 1530836, 4209799, 4975217, 8419598, 9950434, 16839196, 19900868, 54727387, 109454774, 218909548]

約数ペア:

[(1, 218909548), (2, 109454774), (4, 54727387), (11, 19900868), (13, 16839196), (22, 9950434), (26, 8419598), (44, 4975217), (52, 4209799), (143, 1530836), (286, 765418), (572, 382709)]