18535244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3917}}^1$

素因数の和:3954

約数の個数: 36

約数和(自身を含む): 40151664

約数和(自身を除く): 21616420

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 3917, 4732, 7834, 15668, 27419, 50921, 54838, 101842, 109676, 203684, 356447, 661973, 712894, 1323946, 1425788, 2647892, 4633811, 9267622, 18535244]

約数ペア:

[(1, 18535244), (2, 9267622), (4, 4633811), (7, 2647892), (13, 1425788), (14, 1323946), (26, 712894), (28, 661973), (52, 356447), (91, 203684), (169, 109676), (182, 101842), (338, 54838), (364, 50921), (676, 27419), (1183, 15668), (2366, 7834), (3917, 4732)]