204964804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{423481}}^1$

素因数の和:423507

約数の個数: 18

約数和(自身を含む): 394261742

約数和(自身を除く): 189296938

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 423481, 846962, 1693924, 4658291, 9316582, 18633164, 51241201, 102482402, 204964804]

約数ペア:

[(1, 204964804), (2, 102482402), (4, 51241201), (11, 18633164), (22, 9316582), (44, 4658291), (121, 1693924), (242, 846962), (484, 423481)]