388664254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{17827}}^1$

素因数の和:18831

約数の個数: 16

約数和(自身を含む): 636673536

約数和(自身を除く): 248009282

約数列:

[1, 2, 11, 22, 991, 1982, 10901, 17827, 21802, 35654, 196097, 392194, 17666557, 35333114, 194332127, 388664254]

約数ペア:

[(1, 388664254), (2, 194332127), (11, 35333114), (22, 17666557), (991, 392194), (1982, 196097), (10901, 35654), (17827, 21802)]