20384168

素因数分解:

$2^3\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1049}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 43848000

約数和(自身を除く): 23463832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 347, 694, 1049, 1388, 2098, 2429, 2776, 4196, 4858, 7343, 8392, 9716, 14686, 19432, 29372, 58744, 364003, 728006, 1456012, 2548021, 2912024, 5096042, 10192084, 20384168]

約数ペア:

[(1, 20384168), (2, 10192084), (4, 5096042), (7, 2912024), (8, 2548021), (14, 1456012), (28, 728006), (56, 364003), (347, 58744), (694, 29372), (1049, 19432), (1388, 14686), (2098, 9716), (2429, 8392), (2776, 7343), (4196, 4858)]