20515694972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1110397}}^1$

素因数の和:1110581

約数の個数: 24

約数和(自身を含む): 37309372800

約数和(自身を除く): 16793677828

約数列:

[1, 2, 4, 31, 62, 124, 149, 298, 596, 4619, 9238, 18476, 1110397, 2220794, 4441588, 34422307, 68844614, 137689228, 165449153, 330898306, 661796612, 5128923743, 10257847486, 20515694972]

約数ペア:

[(1, 20515694972), (2, 10257847486), (4, 5128923743), (31, 661796612), (62, 330898306), (124, 165449153), (149, 137689228), (298, 68844614), (596, 34422307), (4619, 4441588), (9238, 2220794), (18476, 1110397)]