20346688188

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2580757}}^1$

素因数の和:2580843

約数の個数: 48

約数和(自身を含む): 53473305760

約数和(自身を除く): 33126617572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2628, 3942, 7884, 2580757, 5161514, 7742271, 10323028, 15484542, 23226813, 30969084, 46453626, 69680439, 92907252, 139360878, 188395261, 278721756, 376790522, 565185783, 753581044, 1130371566, 1695557349, 2260743132, 3391114698, 5086672047, 6782229396, 10173344094, 20346688188]

約数ペア:

[(1, 20346688188), (2, 10173344094), (3, 6782229396), (4, 5086672047), (6, 3391114698), (9, 2260743132), (12, 1695557349), (18, 1130371566), (27, 753581044), (36, 565185783), (54, 376790522), (73, 278721756), (108, 188395261), (146, 139360878), (219, 92907252), (292, 69680439), (438, 46453626), (657, 30969084), (876, 23226813), (1314, 15484542), (1971, 10323028), (2628, 7742271), (3942, 5161514), (7884, 2580757)]