20204548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 44481024

約数和(自身を除く): 24276476

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1181, 1222, 1316, 2362, 2444, 4277, 4724, 8267, 8554, 15353, 16534, 17108, 30706, 33068, 55507, 61412, 107471, 111014, 214942, 222028, 388549, 429884, 721591, 777098, 1443182, 1554196, 2886364, 5051137, 10102274, 20204548]

約数ペア:

[(1, 20204548), (2, 10102274), (4, 5051137), (7, 2886364), (13, 1554196), (14, 1443182), (26, 777098), (28, 721591), (47, 429884), (52, 388549), (91, 222028), (94, 214942), (182, 111014), (188, 107471), (329, 61412), (364, 55507), (611, 33068), (658, 30706), (1181, 17108), (1222, 16534), (1316, 15353), (2362, 8554), (2444, 8267), (4277, 4724)]