18019944

素因数分解:

$2^3\times 3^2\times {\mathrm{353}}^1\times {\mathrm{709}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 49011300

約数和(自身を除く): 30991356

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 353, 706, 709, 1059, 1412, 1418, 2118, 2127, 2824, 2836, 3177, 4236, 4254, 5672, 6354, 6381, 8472, 8508, 12708, 12762, 17016, 25416, 25524, 51048, 250277, 500554, 750831, 1001108, 1501662, 2002216, 2252493, 3003324, 4504986, 6006648, 9009972, 18019944]

約数ペア:

[(1, 18019944), (2, 9009972), (3, 6006648), (4, 4504986), (6, 3003324), (8, 2252493), (9, 2002216), (12, 1501662), (18, 1001108), (24, 750831), (36, 500554), (72, 250277), (353, 51048), (706, 25524), (709, 25416), (1059, 17016), (1412, 12762), (1418, 12708), (2118, 8508), (2127, 8472), (2824, 6381), (2836, 6354), (3177, 5672), (4236, 4254)]