20388582

素因数分解:

$2^1\times 3^2\times {\mathrm{887}}^1\times {\mathrm{1277}}^1$

素因数の和:2172

約数の個数: 24

約数和(自身を含む): 44259696

約数和(自身を除く): 23871114

約数列:

[1, 2, 3, 6, 9, 18, 887, 1277, 1774, 2554, 2661, 3831, 5322, 7662, 7983, 11493, 15966, 22986, 1132699, 2265398, 3398097, 6796194, 10194291, 20388582]

約数ペア:

[(1, 20388582), (2, 10194291), (3, 6796194), (6, 3398097), (9, 2265398), (18, 1132699), (887, 22986), (1277, 15966), (1774, 11493), (2554, 7983), (2661, 7662), (3831, 5322)]