218774672

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{257989}}^1$

素因数の和:258050

約数の個数: 20

約数和(自身を含む): 431875260

約数和(自身を除く): 213100588

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 257989, 515978, 1031956, 2063912, 4127824, 13673417, 27346834, 54693668, 109387336, 218774672]

約数ペア:

[(1, 218774672), (2, 109387336), (4, 54693668), (8, 27346834), (16, 13673417), (53, 4127824), (106, 2063912), (212, 1031956), (424, 515978), (848, 257989)]