18261826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 30881088

約数和(自身を除く): 12619262

約数列:

[1, 2, 11, 22, 73, 83, 137, 146, 166, 274, 803, 913, 1507, 1606, 1826, 3014, 6059, 10001, 11371, 12118, 20002, 22742, 66649, 110011, 125081, 133298, 220022, 250162, 830083, 1660166, 9130913, 18261826]

約数ペア:

[(1, 18261826), (2, 9130913), (11, 1660166), (22, 830083), (73, 250162), (83, 220022), (137, 133298), (146, 125081), (166, 110011), (274, 66649), (803, 22742), (913, 20002), (1507, 12118), (1606, 11371), (1826, 10001), (3014, 6059)]