18222558

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 39502080

約数和(自身を除く): 21279522

約数列:

[1, 2, 3, 6, 19, 38, 47, 57, 94, 114, 141, 179, 282, 358, 361, 537, 722, 893, 1074, 1083, 1786, 2166, 2679, 3401, 5358, 6802, 8413, 10203, 16826, 16967, 20406, 25239, 33934, 50478, 50901, 64619, 101802, 129238, 159847, 193857, 319694, 387714, 479541, 959082, 3037093, 6074186, 9111279, 18222558]

約数ペア:

[(1, 18222558), (2, 9111279), (3, 6074186), (6, 3037093), (19, 959082), (38, 479541), (47, 387714), (57, 319694), (94, 193857), (114, 159847), (141, 129238), (179, 101802), (282, 64619), (358, 50901), (361, 50478), (537, 33934), (722, 25239), (893, 20406), (1074, 16967), (1083, 16826), (1786, 10203), (2166, 8413), (2679, 6802), (3401, 5358)]