18392648

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 35650560

約数和(自身を除く): 17257912

約数列:

[1, 2, 4, 8, 43, 86, 127, 172, 254, 344, 421, 508, 842, 1016, 1684, 3368, 5461, 10922, 18103, 21844, 36206, 43688, 53467, 72412, 106934, 144824, 213868, 427736, 2299081, 4598162, 9196324, 18392648]

約数ペア:

[(1, 18392648), (2, 9196324), (4, 4598162), (8, 2299081), (43, 427736), (86, 213868), (127, 144824), (172, 106934), (254, 72412), (344, 53467), (421, 43688), (508, 36206), (842, 21844), (1016, 18103), (1684, 10922), (3368, 5461)]