20565643959

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{4297}}^1$

素因数の和:4706

約数の個数: 80

約数和(自身を含む): 36745218048

約数和(自身を除く): 16179574089

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 367, 483, 567, 621, 1101, 1449, 1863, 2569, 3303, 4297, 4347, 7707, 8441, 9909, 12891, 13041, 23121, 25323, 29727, 30079, 38673, 59087, 69363, 75969, 90237, 98831, 116019, 177261, 208089, 227907, 270711, 296493, 348057, 531783, 683721, 691817, 812133, 889479, 1576999, 1595349, 2075451, 2436399, 2668437, 4730997, 4786047, 6226353, 8005311, 11038993, 14192991, 18679059, 33116979, 36270977, 42578973, 56037177, 99350937, 108812931, 127736919, 253896839, 298052811, 326438793, 761690517, 894158433, 979316379, 2285071551, 2937949137, 6855214653, 20565643959]

約数ペア:

[(1, 20565643959), (3, 6855214653), (7, 2937949137), (9, 2285071551), (21, 979316379), (23, 894158433), (27, 761690517), (63, 326438793), (69, 298052811), (81, 253896839), (161, 127736919), (189, 108812931), (207, 99350937), (367, 56037177), (483, 42578973), (567, 36270977), (621, 33116979), (1101, 18679059), (1449, 14192991), (1863, 11038993), (2569, 8005311), (3303, 6226353), (4297, 4786047), (4347, 4730997), (7707, 2668437), (8441, 2436399), (9909, 2075451), (12891, 1595349), (13041, 1576999), (23121, 889479), (25323, 812133), (29727, 691817), (30079, 683721), (38673, 531783), (59087, 348057), (69363, 296493), (75969, 270711), (90237, 227907), (98831, 208089), (116019, 177261)]