20657424

素因数分解:

$2^4\times 3^1\times {\mathrm{607}}^1\times {\mathrm{709}}^1$

素因数の和:1327

約数の個数: 40

約数和(自身を含む): 53528320

約数和(自身を除く): 32870896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 607, 709, 1214, 1418, 1821, 2127, 2428, 2836, 3642, 4254, 4856, 5672, 7284, 8508, 9712, 11344, 14568, 17016, 29136, 34032, 430363, 860726, 1291089, 1721452, 2582178, 3442904, 5164356, 6885808, 10328712, 20657424]

約数ペア:

[(1, 20657424), (2, 10328712), (3, 6885808), (4, 5164356), (6, 3442904), (8, 2582178), (12, 1721452), (16, 1291089), (24, 860726), (48, 430363), (607, 34032), (709, 29136), (1214, 17016), (1418, 14568), (1821, 11344), (2127, 9712), (2428, 8508), (2836, 7284), (3642, 5672), (4254, 4856)]