2158546988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{2089}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 4207822080

約数和(自身を除く): 2049275092

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 641, 806, 1282, 1612, 2089, 2564, 4178, 8333, 8356, 16666, 19871, 27157, 33332, 39742, 54314, 64759, 79484, 108628, 129518, 258323, 259036, 516646, 841867, 1033292, 1339049, 1683734, 2678098, 3367468, 5356196, 17407637, 34815274, 41510519, 69630548, 83021038, 166042076, 539636747, 1079273494, 2158546988]

約数ペア:

[(1, 2158546988), (2, 1079273494), (4, 539636747), (13, 166042076), (26, 83021038), (31, 69630548), (52, 41510519), (62, 34815274), (124, 17407637), (403, 5356196), (641, 3367468), (806, 2678098), (1282, 1683734), (1612, 1339049), (2089, 1033292), (2564, 841867), (4178, 516646), (8333, 259036), (8356, 258323), (16666, 129518), (19871, 108628), (27157, 79484), (33332, 64759), (39742, 54314)]