1218892774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{218989}}^1$

素因数の和:219036

約数の個数: 24

約数和(自身を含む): 2097048240

約数和(自身を除く): 878155466

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 2783, 5566, 218989, 437978, 2408879, 4817758, 5036747, 10073494, 26497669, 52995338, 55404217, 110808434, 609446387, 1218892774]

約数ペア:

[(1, 1218892774), (2, 609446387), (11, 110808434), (22, 55404217), (23, 52995338), (46, 26497669), (121, 10073494), (242, 5036747), (253, 4817758), (506, 2408879), (2783, 437978), (5566, 218989)]