18090358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 32643072

約数和(自身を除く): 14552714

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 1471, 2942, 6149, 12298, 16181, 19123, 32362, 38246, 63253, 126506, 210353, 420706, 695783, 822289, 1391566, 1644578, 9045179, 18090358]

約数ペア:

[(1, 18090358), (2, 9045179), (11, 1644578), (13, 1391566), (22, 822289), (26, 695783), (43, 420706), (86, 210353), (143, 126506), (286, 63253), (473, 38246), (559, 32362), (946, 19123), (1118, 16181), (1471, 12298), (2942, 6149)]