17820756

素因数分解:

$2^2\times 3^3\times {\mathrm{157}}^1\times {\mathrm{1051}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 46540480

約数和(自身を除く): 28719724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 157, 314, 471, 628, 942, 1051, 1413, 1884, 2102, 2826, 3153, 4204, 4239, 5652, 6306, 8478, 9459, 12612, 16956, 18918, 28377, 37836, 56754, 113508, 165007, 330014, 495021, 660028, 990042, 1485063, 1980084, 2970126, 4455189, 5940252, 8910378, 17820756]

約数ペア:

[(1, 17820756), (2, 8910378), (3, 5940252), (4, 4455189), (6, 2970126), (9, 1980084), (12, 1485063), (18, 990042), (27, 660028), (36, 495021), (54, 330014), (108, 165007), (157, 113508), (314, 56754), (471, 37836), (628, 28377), (942, 18918), (1051, 16956), (1413, 12612), (1884, 9459), (2102, 8478), (2826, 6306), (3153, 5652), (4204, 4239)]