20181258

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16249}}^1$

素因数の和:16283

約数の個数: 32

約数和(自身を含む): 46800000

約数和(自身を除く): 26618742

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 16249, 32498, 48747, 97494, 146241, 292482, 373727, 438723, 747454, 877446, 1121181, 2242362, 3363543, 6727086, 10090629, 20181258]

約数ペア:

[(1, 20181258), (2, 10090629), (3, 6727086), (6, 3363543), (9, 2242362), (18, 1121181), (23, 877446), (27, 747454), (46, 438723), (54, 373727), (69, 292482), (138, 146241), (207, 97494), (414, 48747), (621, 32498), (1242, 16249)]