22701978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 55198080

約数和(自身を除く): 32496102

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 117, 146, 219, 234, 351, 438, 443, 657, 702, 886, 949, 1314, 1329, 1898, 1971, 2658, 2847, 3942, 3987, 5694, 5759, 7974, 8541, 11518, 11961, 17082, 17277, 23922, 25623, 32339, 34554, 51246, 51831, 64678, 97017, 103662, 155493, 194034, 291051, 310986, 420407, 582102, 840814, 873153, 1261221, 1746306, 2522442, 3783663, 7567326, 11350989, 22701978]

約数ペア:

[(1, 22701978), (2, 11350989), (3, 7567326), (6, 3783663), (9, 2522442), (13, 1746306), (18, 1261221), (26, 873153), (27, 840814), (39, 582102), (54, 420407), (73, 310986), (78, 291051), (117, 194034), (146, 155493), (219, 103662), (234, 97017), (351, 64678), (438, 51831), (443, 51246), (657, 34554), (702, 32339), (886, 25623), (949, 23922), (1314, 17277), (1329, 17082), (1898, 11961), (1971, 11518), (2658, 8541), (2847, 7974), (3942, 5759), (3987, 5694)]