20449792

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3631}}^1$

素因数の和:3660

約数の個数: 40

約数和(自身を含む): 44586432

約数和(自身を除く): 24136640

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3631, 5632, 7262, 14524, 29048, 39941, 58096, 79882, 116192, 159764, 232384, 319528, 464768, 639056, 929536, 1278112, 1859072, 2556224, 5112448, 10224896, 20449792]

約数ペア:

[(1, 20449792), (2, 10224896), (4, 5112448), (8, 2556224), (11, 1859072), (16, 1278112), (22, 929536), (32, 639056), (44, 464768), (64, 319528), (88, 232384), (128, 159764), (176, 116192), (256, 79882), (352, 58096), (512, 39941), (704, 29048), (1408, 14524), (2816, 7262), (3631, 5632)]