20188028

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7433}}^1$

素因数の和:7541

約数の個数: 24

約数和(自身を含む): 40797792

約数和(自身を除く): 20609764

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7433, 14866, 29732, 52031, 104062, 208124, 721001, 1442002, 2884004, 5047007, 10094014, 20188028]

約数ペア:

[(1, 20188028), (2, 10094014), (4, 5047007), (7, 2884004), (14, 1442002), (28, 721001), (97, 208124), (194, 104062), (388, 52031), (679, 29732), (1358, 14866), (2716, 7433)]