20079796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10613}}^1$

素因数の和:10671

約数の個数: 24

約数和(自身を含む): 39229344

約数和(自身を除く): 19149548

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10613, 21226, 42452, 116743, 233486, 456359, 466972, 912718, 1825436, 5019949, 10039898, 20079796]

約数ペア:

[(1, 20079796), (2, 10039898), (4, 5019949), (11, 1825436), (22, 912718), (43, 466972), (44, 456359), (86, 233486), (172, 116743), (473, 42452), (946, 21226), (1892, 10613)]