20206728

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{14771}}^1$

素因数の和:14802

約数の個数: 48

約数和(自身を含む): 57610800

約数和(自身を除く): 37404072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 14771, 29542, 44313, 59084, 88626, 118168, 132939, 177252, 265878, 280649, 354504, 531756, 561298, 841947, 1063512, 1122596, 1683894, 2245192, 2525841, 3367788, 5051682, 6735576, 10103364, 20206728]

約数ペア:

[(1, 20206728), (2, 10103364), (3, 6735576), (4, 5051682), (6, 3367788), (8, 2525841), (9, 2245192), (12, 1683894), (18, 1122596), (19, 1063512), (24, 841947), (36, 561298), (38, 531756), (57, 354504), (72, 280649), (76, 265878), (114, 177252), (152, 132939), (171, 118168), (228, 88626), (342, 59084), (456, 44313), (684, 29542), (1368, 14771)]