20757726

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2557}}^1$

素因数の和:2617

約数の個数: 48

約数和(自身を含む): 50280048

約数和(自身を除く): 29522322

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 41, 66, 82, 99, 123, 198, 246, 369, 451, 738, 902, 1353, 2557, 2706, 4059, 5114, 7671, 8118, 15342, 23013, 28127, 46026, 56254, 84381, 104837, 168762, 209674, 253143, 314511, 506286, 629022, 943533, 1153207, 1887066, 2306414, 3459621, 6919242, 10378863, 20757726]

約数ペア:

[(1, 20757726), (2, 10378863), (3, 6919242), (6, 3459621), (9, 2306414), (11, 1887066), (18, 1153207), (22, 943533), (33, 629022), (41, 506286), (66, 314511), (82, 253143), (99, 209674), (123, 168762), (198, 104837), (246, 84381), (369, 56254), (451, 46026), (738, 28127), (902, 23013), (1353, 15342), (2557, 8118), (2706, 7671), (4059, 5114)]