28900784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{164209}}^1$

素因数の和:164228

約数の個数: 20

約数和(自身を含む): 61086120

約数和(自身を除く): 32185336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 164209, 328418, 656836, 1313672, 1806299, 2627344, 3612598, 7225196, 14450392, 28900784]

約数ペア:

[(1, 28900784), (2, 14450392), (4, 7225196), (8, 3612598), (11, 2627344), (16, 1806299), (22, 1313672), (44, 656836), (88, 328418), (176, 164209)]