20338956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51361}}^1$

素因数の和:51382

約数の個数: 36

約数和(自身を含む): 56087304

約数和(自身を除く): 35748348

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51361, 102722, 154083, 205444, 308166, 462249, 564971, 616332, 924498, 1129942, 1694913, 1848996, 2259884, 3389826, 5084739, 6779652, 10169478, 20338956]

約数ペア:

[(1, 20338956), (2, 10169478), (3, 6779652), (4, 5084739), (6, 3389826), (9, 2259884), (11, 1848996), (12, 1694913), (18, 1129942), (22, 924498), (33, 616332), (36, 564971), (44, 462249), (66, 308166), (99, 205444), (132, 154083), (198, 102722), (396, 51361)]