20178453958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1\times {\mathrm{372943}}^1$

素因数の和:375039

約数の個数: 16

約数和(自身を含む): 32611715136

約数和(自身を除く): 12433261178

約数列:

[1, 2, 13, 26, 2081, 4162, 27053, 54106, 372943, 745886, 4848259, 9696518, 776094383, 1552188766, 10089226979, 20178453958]

約数ペア:

[(1, 20178453958), (2, 10089226979), (13, 1552188766), (26, 776094383), (2081, 9696518), (4162, 4848259), (27053, 745886), (54106, 372943)]