20977128

素因数分解:

$2^3\times 3^2\times {\mathrm{291349}}^1$

素因数の和:291361

約数の個数: 24

約数和(自身を含む): 56813250

約数和(自身を除く): 35836122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291349, 582698, 874047, 1165396, 1748094, 2330792, 2622141, 3496188, 5244282, 6992376, 10488564, 20977128]

約数ペア:

[(1, 20977128), (2, 10488564), (3, 6992376), (4, 5244282), (6, 3496188), (8, 2622141), (9, 2330792), (12, 1748094), (18, 1165396), (24, 874047), (36, 582698), (72, 291349)]