1820488318

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6959}}^1$

素因数の和:7053

約数の個数: 48

約数和(自身を含む): 3199150080

約数和(自身を除く): 1378661762

約数列:

[1, 2, 11, 22, 23, 46, 47, 94, 121, 242, 253, 506, 517, 1034, 1081, 2162, 2783, 5566, 5687, 6959, 11374, 11891, 13918, 23782, 76549, 130801, 153098, 160057, 261602, 320114, 327073, 654146, 842039, 1684078, 1760627, 3521254, 3597803, 7195606, 7522679, 15045358, 19366897, 38733794, 39575833, 79151666, 82749469, 165498938, 910244159, 1820488318]

約数ペア:

[(1, 1820488318), (2, 910244159), (11, 165498938), (22, 82749469), (23, 79151666), (46, 39575833), (47, 38733794), (94, 19366897), (121, 15045358), (242, 7522679), (253, 7195606), (506, 3597803), (517, 3521254), (1034, 1760627), (1081, 1684078), (2162, 842039), (2783, 654146), (5566, 327073), (5687, 320114), (6959, 261602), (11374, 160057), (11891, 153098), (13918, 130801), (23782, 76549)]