18617168

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{2089}}^1$

素因数の和:2654

約数の個数: 20

約数和(自身を含む): 36152820

約数和(自身を除く): 17535652

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2089, 2228, 4178, 4456, 8356, 8912, 16712, 33424, 1163573, 2327146, 4654292, 9308584, 18617168]

約数ペア:

[(1, 18617168), (2, 9308584), (4, 4654292), (8, 2327146), (16, 1163573), (557, 33424), (1114, 16712), (2089, 8912), (2228, 8356), (4178, 4456)]