19080412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2801}}^1$

素因数の和:2949

約数の個数: 24

約数和(自身を含む): 36246672

約数和(自身を除く): 17166260

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 2801, 3406, 5602, 6812, 11204, 36413, 72826, 145652, 366931, 733862, 1467724, 4770103, 9540206, 19080412]

約数ペア:

[(1, 19080412), (2, 9540206), (4, 4770103), (13, 1467724), (26, 733862), (52, 366931), (131, 145652), (262, 72826), (524, 36413), (1703, 11204), (2801, 6812), (3406, 5602)]