20395408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115883}}^1$

素因数の和:115902

約数の個数: 20

約数和(自身を含む): 43108848

約数和(自身を除く): 22713440

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115883, 231766, 463532, 927064, 1274713, 1854128, 2549426, 5098852, 10197704, 20395408]

約数ペア:

[(1, 20395408), (2, 10197704), (4, 5098852), (8, 2549426), (11, 1854128), (16, 1274713), (22, 927064), (44, 463532), (88, 231766), (176, 115883)]