20512368

素因数分解:

$2^4\times 3^2\times {\mathrm{181}}^1\times {\mathrm{787}}^1$

素因数の和:982

約数の個数: 60

約数和(自身を含む): 57796648

約数和(自身を除く): 37284280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 181, 362, 543, 724, 787, 1086, 1448, 1574, 1629, 2172, 2361, 2896, 3148, 3258, 4344, 4722, 6296, 6516, 7083, 8688, 9444, 12592, 13032, 14166, 18888, 26064, 28332, 37776, 56664, 113328, 142447, 284894, 427341, 569788, 854682, 1139576, 1282023, 1709364, 2279152, 2564046, 3418728, 5128092, 6837456, 10256184, 20512368]

約数ペア:

[(1, 20512368), (2, 10256184), (3, 6837456), (4, 5128092), (6, 3418728), (8, 2564046), (9, 2279152), (12, 1709364), (16, 1282023), (18, 1139576), (24, 854682), (36, 569788), (48, 427341), (72, 284894), (144, 142447), (181, 113328), (362, 56664), (543, 37776), (724, 28332), (787, 26064), (1086, 18888), (1448, 14166), (1574, 13032), (1629, 12592), (2172, 9444), (2361, 8688), (2896, 7083), (3148, 6516), (3258, 6296), (4344, 4722)]