18749068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6803}}^1$

素因数の和:6873

約数の個数: 24

約数和(自身を含む): 36006768

約数和(自身を除く): 17257700

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 6803, 13606, 27212, 88439, 176878, 353756, 360559, 721118, 1442236, 4687267, 9374534, 18749068]

約数ペア:

[(1, 18749068), (2, 9374534), (4, 4687267), (13, 1442236), (26, 721118), (52, 360559), (53, 353756), (106, 176878), (212, 88439), (689, 27212), (1378, 13606), (2756, 6803)]